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Finding the Fourth Proportional to 88,124.70, 132,187.05 and 53,132.70

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Solution

The fourth proportional to 88,124.70, 132,187.05 and 53,132.70 is: 79,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,124.70 : 132,187.05 = 53,132.70 : x
  2. Step 2: Convert to fraction form
    88,124.70/132,187.05 = 53,132.70/x
  3. Step 3: Cross multiply
    88,124.70x = 132,187.05 × 53,132.70
  4. Step 4: Simplify right side
    88,124.70x = 7,023,454,871.54
  5. Step 5: Solve for x
    x = 7,023,454,871.54/88,124.70
  6. Step 6: Final answer
    x = 79,699.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.