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Finding the Fourth Proportional to 96,116.60, 144,002.10 and 82,292.60

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Solution

The fourth proportional to 96,116.60, 144,002.10 and 82,292.60 is: 123,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,116.60 : 144,002.10 = 82,292.60 : x
  2. Step 2: Convert to fraction form
    96,116.60/144,002.10 = 82,292.60/x
  3. Step 3: Cross multiply
    96,116.60x = 144,002.10 × 82,292.60
  4. Step 4: Simplify right side
    96,116.60x = 11,850,307,214.46
  5. Step 5: Solve for x
    x = 11,850,307,214.46/96,116.60
  6. Step 6: Final answer
    x = 123,290.95

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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.