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Finding the Fourth Proportional to 88,525.70, 132,904.38 and 52,567.87

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Solution

The fourth proportional to 88,525.70, 132,904.38 and 52,567.87 is: 78,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,525.70 : 132,904.38 = 52,567.87 : x
  2. Step 2: Convert to fraction form
    88,525.70/132,904.38 = 52,567.87/x
  3. Step 3: Cross multiply
    88,525.70x = 132,904.38 × 52,567.87
  4. Step 4: Simplify right side
    88,525.70x = 6,986,500,170.27
  5. Step 5: Solve for x
    x = 6,986,500,170.27/88,525.70
  6. Step 6: Final answer
    x = 78,920.59

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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.