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Finding the Fourth Proportional to 96,124.38, 144,190.53 and 32,987.88

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Solution

The fourth proportional to 96,124.38, 144,190.53 and 32,987.88 is: 49,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,124.38 : 144,190.53 = 32,987.88 : x
  2. Step 2: Convert to fraction form
    96,124.38/144,190.53 = 32,987.88/x
  3. Step 3: Cross multiply
    96,124.38x = 144,190.53 × 32,987.88
  4. Step 4: Simplify right side
    96,124.38x = 4,756,539,900.78
  5. Step 5: Solve for x
    x = 4,756,539,900.78/96,124.38
  6. Step 6: Final answer
    x = 49,483.18

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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.