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Finding the Fourth Proportional to 53,854.96, 80,737.08 and 25,759.12

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Solution

The fourth proportional to 53,854.96, 80,737.08 and 25,759.12 is: 38,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,854.96 : 80,737.08 = 25,759.12 : x
  2. Step 2: Convert to fraction form
    53,854.96/80,737.08 = 25,759.12/x
  3. Step 3: Cross multiply
    53,854.96x = 80,737.08 × 25,759.12
  4. Step 4: Simplify right side
    53,854.96x = 2,079,716,132.17
  5. Step 5: Solve for x
    x = 2,079,716,132.17/53,854.96
  6. Step 6: Final answer
    x = 38,616.98

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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.