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Finding the Fourth Proportional to 95,601.91, 131,925.21 and 53,159.53

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Solution

The fourth proportional to 95,601.91, 131,925.21 and 53,159.53 is: 73,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,601.91 : 131,925.21 = 53,159.53 : x
  2. Step 2: Convert to fraction form
    95,601.91/131,925.21 = 53,159.53/x
  3. Step 3: Cross multiply
    95,601.91x = 131,925.21 × 53,159.53
  4. Step 4: Simplify right side
    95,601.91x = 7,013,081,499.13
  5. Step 5: Solve for x
    x = 7,013,081,499.13/95,601.91
  6. Step 6: Final answer
    x = 73,357.13

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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.