Home / 118,587.38-177,879.24-38,629.04

Finding the Fourth Proportional to 118,587.38, 177,879.24 and 38,629.04

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Solution

The fourth proportional to 118,587.38, 177,879.24 and 38,629.04 is: 57,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,587.38 : 177,879.24 = 38,629.04 : x
  2. Step 2: Convert to fraction form
    118,587.38/177,879.24 = 38,629.04/x
  3. Step 3: Cross multiply
    118,587.38x = 177,879.24 × 38,629.04
  4. Step 4: Simplify right side
    118,587.38x = 6,871,303,387.73
  5. Step 5: Solve for x
    x = 6,871,303,387.73/118,587.38
  6. Step 6: Final answer
    x = 57,942.96

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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.