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Finding the Fourth Proportional to 59,238.80, 88,906.80 and 57,294.80

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Solution

The fourth proportional to 59,238.80, 88,906.80 and 57,294.80 is: 85,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,238.80 : 88,906.80 = 57,294.80 : x
  2. Step 2: Convert to fraction form
    59,238.80/88,906.80 = 57,294.80/x
  3. Step 3: Cross multiply
    59,238.80x = 88,906.80 × 57,294.80
  4. Step 4: Simplify right side
    59,238.80x = 5,093,897,324.64
  5. Step 5: Solve for x
    x = 5,093,897,324.64/59,238.80
  6. Step 6: Final answer
    x = 85,989.21

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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.