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Finding the Fourth Proportional to 95,885.49, 132,184.44 and 75,432

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Solution

The fourth proportional to 95,885.49, 132,184.44 and 75,432 is: 103,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,885.49 : 132,184.44 = 75,432 : x
  2. Step 2: Convert to fraction form
    95,885.49/132,184.44 = 75,432/x
  3. Step 3: Cross multiply
    95,885.49x = 132,184.44 × 75,432
  4. Step 4: Simplify right side
    95,885.49x = 9,970,936,678.08
  5. Step 5: Solve for x
    x = 9,970,936,678.08/95,885.49
  6. Step 6: Final answer
    x = 103,987.96

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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.