Home / 83,516.86-125,256.12-49,792.42

Finding the Fourth Proportional to 83,516.86, 125,256.12 and 49,792.42

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Solution

The fourth proportional to 83,516.86, 125,256.12 and 49,792.42 is: 74,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,516.86 : 125,256.12 = 49,792.42 : x
  2. Step 2: Convert to fraction form
    83,516.86/125,256.12 = 49,792.42/x
  3. Step 3: Cross multiply
    83,516.86x = 125,256.12 × 49,792.42
  4. Step 4: Simplify right side
    83,516.86x = 6,236,805,334.61
  5. Step 5: Solve for x
    x = 6,236,805,334.61/83,516.86
  6. Step 6: Final answer
    x = 74,677.20

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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.