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Finding the Fourth Proportional to 95,602.91, 131,926.59 and 53,160.53

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Solution

The fourth proportional to 95,602.91, 131,926.59 and 53,160.53 is: 73,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,602.91 : 131,926.59 = 53,160.53 : x
  2. Step 2: Convert to fraction form
    95,602.91/131,926.59 = 53,160.53/x
  3. Step 3: Cross multiply
    95,602.91x = 131,926.59 × 53,160.53
  4. Step 4: Simplify right side
    95,602.91x = 7,013,287,445.49
  5. Step 5: Solve for x
    x = 7,013,287,445.49/95,602.91
  6. Step 6: Final answer
    x = 73,358.51

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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.