Home / 47,178.38-65,107.17-25,957.68

Finding the Fourth Proportional to 47,178.38, 65,107.17 and 25,957.68

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Solution

The fourth proportional to 47,178.38, 65,107.17 and 25,957.68 is: 35,822.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,178.38 : 65,107.17 = 25,957.68 : x
  2. Step 2: Convert to fraction form
    47,178.38/65,107.17 = 25,957.68/x
  3. Step 3: Cross multiply
    47,178.38x = 65,107.17 × 25,957.68
  4. Step 4: Simplify right side
    47,178.38x = 1,690,031,084.57
  5. Step 5: Solve for x
    x = 1,690,031,084.57/47,178.38
  6. Step 6: Final answer
    x = 35,822.16

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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.