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Finding the Fourth Proportional to 95,505.53, 131,801.31 and 52,488.68

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Solution

The fourth proportional to 95,505.53, 131,801.31 and 52,488.68 is: 72,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,505.53 : 131,801.31 = 52,488.68 : x
  2. Step 2: Convert to fraction form
    95,505.53/131,801.31 = 52,488.68/x
  3. Step 3: Cross multiply
    95,505.53x = 131,801.31 × 52,488.68
  4. Step 4: Simplify right side
    95,505.53x = 6,918,076,125.16
  5. Step 5: Solve for x
    x = 6,918,076,125.16/95,505.53
  6. Step 6: Final answer
    x = 72,436.40

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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.