Home / 38,841.49-53,610.11-27,499.20

Finding the Fourth Proportional to 38,841.49, 53,610.11 and 27,499.20

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Solution

The fourth proportional to 38,841.49, 53,610.11 and 27,499.20 is: 37,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,841.49 : 53,610.11 = 27,499.20 : x
  2. Step 2: Convert to fraction form
    38,841.49/53,610.11 = 27,499.20/x
  3. Step 3: Cross multiply
    38,841.49x = 53,610.11 × 27,499.20
  4. Step 4: Simplify right side
    38,841.49x = 1,474,234,731.37
  5. Step 5: Solve for x
    x = 1,474,234,731.37/38,841.49
  6. Step 6: Final answer
    x = 37,955.15

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Half scale
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Double scale
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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.