Home / 185,318.28-255,456.18-113,565.24

Finding the Fourth Proportional to 185,318.28, 255,456.18 and 113,565.24

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Solution

The fourth proportional to 185,318.28, 255,456.18 and 113,565.24 is: 156,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,318.28 : 255,456.18 = 113,565.24 : x
  2. Step 2: Convert to fraction form
    185,318.28/255,456.18 = 113,565.24/x
  3. Step 3: Cross multiply
    185,318.28x = 255,456.18 × 113,565.24
  4. Step 4: Simplify right side
    185,318.28x = 29,010,942,391.18
  5. Step 5: Solve for x
    x = 29,010,942,391.18/185,318.28
  6. Step 6: Final answer
    x = 156,546.58

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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.