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Finding the Fourth Proportional to 115,468.40, 173,116.20 and 62,937.20

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Solution

The fourth proportional to 115,468.40, 173,116.20 and 62,937.20 is: 94,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,468.40 : 173,116.20 = 62,937.20 : x
  2. Step 2: Convert to fraction form
    115,468.40/173,116.20 = 62,937.20/x
  3. Step 3: Cross multiply
    115,468.40x = 173,116.20 × 62,937.20
  4. Step 4: Simplify right side
    115,468.40x = 10,895,448,902.64
  5. Step 5: Solve for x
    x = 10,895,448,902.64/115,468.40
  6. Step 6: Final answer
    x = 94,358.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.