Home / 38,840.29-57,996.98-30,853.15

Finding the Fourth Proportional to 38,840.29, 57,996.98 and 30,853.15

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Solution

The fourth proportional to 38,840.29, 57,996.98 and 30,853.15 is: 46,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,840.29 : 57,996.98 = 30,853.15 : x
  2. Step 2: Convert to fraction form
    38,840.29/57,996.98 = 30,853.15/x
  3. Step 3: Cross multiply
    38,840.29x = 57,996.98 × 30,853.15
  4. Step 4: Simplify right side
    38,840.29x = 1,789,389,523.49
  5. Step 5: Solve for x
    x = 1,789,389,523.49/38,840.29
  6. Step 6: Final answer
    x = 46,070.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 38,841.29, 57,998.47 and 30,854.15
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.