Home / 63,418.38-87,516.28-35,123.46

Finding the Fourth Proportional to 63,418.38, 87,516.28 and 35,123.46

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Solution

The fourth proportional to 63,418.38, 87,516.28 and 35,123.46 is: 48,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.38 : 87,516.28 = 35,123.46 : x
  2. Step 2: Convert to fraction form
    63,418.38/87,516.28 = 35,123.46/x
  3. Step 3: Cross multiply
    63,418.38x = 87,516.28 × 35,123.46
  4. Step 4: Simplify right side
    63,418.38x = 3,073,874,559.93
  5. Step 5: Solve for x
    x = 3,073,874,559.93/63,418.38
  6. Step 6: Final answer
    x = 48,469.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.