Home / 83,677.42-125,516.18-52,534.54

Finding the Fourth Proportional to 83,677.42, 125,516.18 and 52,534.54

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Solution

The fourth proportional to 83,677.42, 125,516.18 and 52,534.54 is: 78,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,677.42 : 125,516.18 = 52,534.54 : x
  2. Step 2: Convert to fraction form
    83,677.42/125,516.18 = 52,534.54/x
  3. Step 3: Cross multiply
    83,677.42x = 125,516.18 × 52,534.54
  4. Step 4: Simplify right side
    83,677.42x = 6,593,934,778.86
  5. Step 5: Solve for x
    x = 6,593,934,778.86/83,677.42
  6. Step 6: Final answer
    x = 78,801.84

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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.