Home / 83,516.74-125,302.61-55,546.83

Finding the Fourth Proportional to 83,516.74, 125,302.61 and 55,546.83

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Solution

The fourth proportional to 83,516.74, 125,302.61 and 55,546.83 is: 83,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,516.74 : 125,302.61 = 55,546.83 : x
  2. Step 2: Convert to fraction form
    83,516.74/125,302.61 = 55,546.83/x
  3. Step 3: Cross multiply
    83,516.74x = 125,302.61 × 55,546.83
  4. Step 4: Simplify right side
    83,516.74x = 6,960,162,915.09
  5. Step 5: Solve for x
    x = 6,960,162,915.09/83,516.74
  6. Step 6: Final answer
    x = 83,338.54

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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.