Home / 38,390.05-57,585.08-25,300.86

Finding the Fourth Proportional to 38,390.05, 57,585.08 and 25,300.86

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Solution

The fourth proportional to 38,390.05, 57,585.08 and 25,300.86 is: 37,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,390.05 : 57,585.08 = 25,300.86 : x
  2. Step 2: Convert to fraction form
    38,390.05/57,585.08 = 25,300.86/x
  3. Step 3: Cross multiply
    38,390.05x = 57,585.08 × 25,300.86
  4. Step 4: Simplify right side
    38,390.05x = 1,456,951,752.16
  5. Step 5: Solve for x
    x = 1,456,951,752.16/38,390.05
  6. Step 6: Final answer
    x = 37,951.28

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Similar ratio
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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.