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Finding the Fourth Proportional to 185,996.60, 279,000.72 and 88,602.36

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Solution

The fourth proportional to 185,996.60, 279,000.72 and 88,602.36 is: 132,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,996.60 : 279,000.72 = 88,602.36 : x
  2. Step 2: Convert to fraction form
    185,996.60/279,000.72 = 88,602.36/x
  3. Step 3: Cross multiply
    185,996.60x = 279,000.72 × 88,602.36
  4. Step 4: Simplify right side
    185,996.60x = 24,720,122,233.70
  5. Step 5: Solve for x
    x = 24,720,122,233.70/185,996.60
  6. Step 6: Final answer
    x = 132,906.31

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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.