Home / 62,406.34-86,165.85-38,565.70

Finding the Fourth Proportional to 62,406.34, 86,165.85 and 38,565.70

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Solution

The fourth proportional to 62,406.34, 86,165.85 and 38,565.70 is: 53,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.34 : 86,165.85 = 38,565.70 : x
  2. Step 2: Convert to fraction form
    62,406.34/86,165.85 = 38,565.70/x
  3. Step 3: Cross multiply
    62,406.34x = 86,165.85 × 38,565.70
  4. Step 4: Simplify right side
    62,406.34x = 3,323,046,321.35
  5. Step 5: Solve for x
    x = 3,323,046,321.35/62,406.34
  6. Step 6: Final answer
    x = 53,248.54

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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.