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Finding the Fourth Proportional to 176,481.22, 243,539.94 and 98,951.70

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Solution

The fourth proportional to 176,481.22, 243,539.94 and 98,951.70 is: 136,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,481.22 : 243,539.94 = 98,951.70 : x
  2. Step 2: Convert to fraction form
    176,481.22/243,539.94 = 98,951.70/x
  3. Step 3: Cross multiply
    176,481.22x = 243,539.94 × 98,951.70
  4. Step 4: Simplify right side
    176,481.22x = 24,098,691,080.90
  5. Step 5: Solve for x
    x = 24,098,691,080.90/176,481.22
  6. Step 6: Final answer
    x = 136,551.02

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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.