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Finding the Fourth Proportional to 88,579.80, 132,830.74 and 32,405.34

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Solution

The fourth proportional to 88,579.80, 132,830.74 and 32,405.34 is: 48,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579.80 : 132,830.74 = 32,405.34 : x
  2. Step 2: Convert to fraction form
    88,579.80/132,830.74 = 32,405.34/x
  3. Step 3: Cross multiply
    88,579.80x = 132,830.74 × 32,405.34
  4. Step 4: Simplify right side
    88,579.80x = 4,304,425,292.15
  5. Step 5: Solve for x
    x = 4,304,425,292.15/88,579.80
  6. Step 6: Final answer
    x = 48,593.76

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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.