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Finding the Fourth Proportional to 96,785.60, 145,121.90 and 37,552.08

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Solution

The fourth proportional to 96,785.60, 145,121.90 and 37,552.08 is: 56,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,785.60 : 145,121.90 = 37,552.08 : x
  2. Step 2: Convert to fraction form
    96,785.60/145,121.90 = 37,552.08/x
  3. Step 3: Cross multiply
    96,785.60x = 145,121.90 × 37,552.08
  4. Step 4: Simplify right side
    96,785.60x = 5,449,629,292.43
  5. Step 5: Solve for x
    x = 5,449,629,292.43/96,785.60
  6. Step 6: Final answer
    x = 56,306.20

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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.