Home / 38,704.77-53,423.92-25,278.11

Finding the Fourth Proportional to 38,704.77, 53,423.92 and 25,278.11

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Solution

The fourth proportional to 38,704.77, 53,423.92 and 25,278.11 is: 34,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,704.77 : 53,423.92 = 25,278.11 : x
  2. Step 2: Convert to fraction form
    38,704.77/53,423.92 = 25,278.11/x
  3. Step 3: Cross multiply
    38,704.77x = 53,423.92 × 25,278.11
  4. Step 4: Simplify right side
    38,704.77x = 1,350,455,691.21
  5. Step 5: Solve for x
    x = 1,350,455,691.21/38,704.77
  6. Step 6: Final answer
    x = 34,891.20

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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.