Home / 76,177.38-114,223.33-52,188.79

Finding the Fourth Proportional to 76,177.38, 114,223.33 and 52,188.79

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Solution

The fourth proportional to 76,177.38, 114,223.33 and 52,188.79 is: 78,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,177.38 : 114,223.33 = 52,188.79 : x
  2. Step 2: Convert to fraction form
    76,177.38/114,223.33 = 52,188.79/x
  3. Step 3: Cross multiply
    76,177.38x = 114,223.33 × 52,188.79
  4. Step 4: Simplify right side
    76,177.38x = 5,961,177,382.47
  5. Step 5: Solve for x
    x = 5,961,177,382.47/76,177.38
  6. Step 6: Final answer
    x = 78,253.90

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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.