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Finding the Fourth Proportional to 176,194.98, 243,160.92 and 99,713.88

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Solution

The fourth proportional to 176,194.98, 243,160.92 and 99,713.88 is: 137,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,194.98 : 243,160.92 = 99,713.88 : x
  2. Step 2: Convert to fraction form
    176,194.98/243,160.92 = 99,713.88/x
  3. Step 3: Cross multiply
    176,194.98x = 243,160.92 × 99,713.88
  4. Step 4: Simplify right side
    176,194.98x = 24,246,518,797.57
  5. Step 5: Solve for x
    x = 24,246,518,797.57/176,194.98
  6. Step 6: Final answer
    x = 137,611.86

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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.