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Finding the Fourth Proportional to 96,445.53, 144,627.71 and 36,463.86

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Solution

The fourth proportional to 96,445.53, 144,627.71 and 36,463.86 is: 54,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,445.53 : 144,627.71 = 36,463.86 : x
  2. Step 2: Convert to fraction form
    96,445.53/144,627.71 = 36,463.86/x
  3. Step 3: Cross multiply
    96,445.53x = 144,627.71 × 36,463.86
  4. Step 4: Simplify right side
    96,445.53x = 5,273,684,387.24
  5. Step 5: Solve for x
    x = 5,273,684,387.24/96,445.53
  6. Step 6: Final answer
    x = 54,680.44

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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.