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Finding the Fourth Proportional to 88,577.88, 132,930 and 49,166.52

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Solution

The fourth proportional to 88,577.88, 132,930 and 49,166.52 is: 73,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,577.88 : 132,930 = 49,166.52 : x
  2. Step 2: Convert to fraction form
    88,577.88/132,930 = 49,166.52/x
  3. Step 3: Cross multiply
    88,577.88x = 132,930 × 49,166.52
  4. Step 4: Simplify right side
    88,577.88x = 6,535,705,503.60
  5. Step 5: Solve for x
    x = 6,535,705,503.60/88,577.88
  6. Step 6: Final answer
    x = 73,784.85

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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.