Home / 62,353.38-86,042.08-38,487.74

Finding the Fourth Proportional to 62,353.38, 86,042.08 and 38,487.74

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Solution

The fourth proportional to 62,353.38, 86,042.08 and 38,487.74 is: 53,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,353.38 : 86,042.08 = 38,487.74 : x
  2. Step 2: Convert to fraction form
    62,353.38/86,042.08 = 38,487.74/x
  3. Step 3: Cross multiply
    62,353.38x = 86,042.08 × 38,487.74
  4. Step 4: Simplify right side
    62,353.38x = 3,311,565,204.10
  5. Step 5: Solve for x
    x = 3,311,565,204.10/62,353.38
  6. Step 6: Final answer
    x = 53,109.63

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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.