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Finding the Fourth Proportional to 88,350.80, 132,480.80 and 26,013.20

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Solution

The fourth proportional to 88,350.80, 132,480.80 and 26,013.20 is: 39,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,350.80 : 132,480.80 = 26,013.20 : x
  2. Step 2: Convert to fraction form
    88,350.80/132,480.80 = 26,013.20/x
  3. Step 3: Cross multiply
    88,350.80x = 132,480.80 × 26,013.20
  4. Step 4: Simplify right side
    88,350.80x = 3,446,249,546.56
  5. Step 5: Solve for x
    x = 3,446,249,546.56/88,350.80
  6. Step 6: Final answer
    x = 39,006.43

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1.5x scale

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.