Home / 69,126.76-95,402.58-38,912.92

Finding the Fourth Proportional to 69,126.76, 95,402.58 and 38,912.92

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Solution

The fourth proportional to 69,126.76, 95,402.58 and 38,912.92 is: 53,704.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.76 : 95,402.58 = 38,912.92 : x
  2. Step 2: Convert to fraction form
    69,126.76/95,402.58 = 38,912.92/x
  3. Step 3: Cross multiply
    69,126.76x = 95,402.58 × 38,912.92
  4. Step 4: Simplify right side
    69,126.76x = 3,712,392,963.33
  5. Step 5: Solve for x
    x = 3,712,392,963.33/69,126.76
  6. Step 6: Final answer
    x = 53,704.14

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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.