Home / 67,154.32-92,650.80-38,839.96

Finding the Fourth Proportional to 67,154.32, 92,650.80 and 38,839.96

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Solution

The fourth proportional to 67,154.32, 92,650.80 and 38,839.96 is: 53,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,154.32 : 92,650.80 = 38,839.96 : x
  2. Step 2: Convert to fraction form
    67,154.32/92,650.80 = 38,839.96/x
  3. Step 3: Cross multiply
    67,154.32x = 92,650.80 × 38,839.96
  4. Step 4: Simplify right side
    67,154.32x = 3,598,553,365.97
  5. Step 5: Solve for x
    x = 3,598,553,365.97/67,154.32
  6. Step 6: Final answer
    x = 53,586.33

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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.