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Finding the Fourth Proportional to 96,497.81, 144,788.03 and 40,351.04

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Solution

The fourth proportional to 96,497.81, 144,788.03 and 40,351.04 is: 60,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,497.81 : 144,788.03 = 40,351.04 : x
  2. Step 2: Convert to fraction form
    96,497.81/144,788.03 = 40,351.04/x
  3. Step 3: Cross multiply
    96,497.81x = 144,788.03 × 40,351.04
  4. Step 4: Simplify right side
    96,497.81x = 5,842,347,388.30
  5. Step 5: Solve for x
    x = 5,842,347,388.30/96,497.81
  6. Step 6: Final answer
    x = 60,543.83

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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.