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Finding the Fourth Proportional to 179,101.92, 247,158 and 98,524.64

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Solution

The fourth proportional to 179,101.92, 247,158 and 98,524.64 is: 135,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,101.92 : 247,158 = 98,524.64 : x
  2. Step 2: Convert to fraction form
    179,101.92/247,158 = 98,524.64/x
  3. Step 3: Cross multiply
    179,101.92x = 247,158 × 98,524.64
  4. Step 4: Simplify right side
    179,101.92x = 24,351,152,973.12
  5. Step 5: Solve for x
    x = 24,351,152,973.12/179,101.92
  6. Step 6: Final answer
    x = 135,962.55

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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.