Home / 38,233.49-52,747.47-28,185.77

Finding the Fourth Proportional to 38,233.49, 52,747.47 and 28,185.77

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Solution

The fourth proportional to 38,233.49, 52,747.47 and 28,185.77 is: 38,885.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,233.49 : 52,747.47 = 28,185.77 : x
  2. Step 2: Convert to fraction form
    38,233.49/52,747.47 = 28,185.77/x
  3. Step 3: Cross multiply
    38,233.49x = 52,747.47 × 28,185.77
  4. Step 4: Simplify right side
    38,233.49x = 1,486,728,189.37
  5. Step 5: Solve for x
    x = 1,486,728,189.37/38,233.49
  6. Step 6: Final answer
    x = 38,885.50

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Double scale
Find fourth proportional to 38,234.49, 52,748.85 and 28,186.77
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.