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Finding the Fourth Proportional to 179,001.76, 247,017.44 and 98,429.44

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Solution

The fourth proportional to 179,001.76, 247,017.44 and 98,429.44 is: 135,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,001.76 : 247,017.44 = 98,429.44 : x
  2. Step 2: Convert to fraction form
    179,001.76/247,017.44 = 98,429.44/x
  3. Step 3: Cross multiply
    179,001.76x = 247,017.44 × 98,429.44
  4. Step 4: Simplify right side
    179,001.76x = 24,313,788,289.43
  5. Step 5: Solve for x
    x = 24,313,788,289.43/179,001.76
  6. Step 6: Final answer
    x = 135,829.88

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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.