Home / 151,243.38-226,865.07-40,432.50

Finding the Fourth Proportional to 151,243.38, 226,865.07 and 40,432.50

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Solution

The fourth proportional to 151,243.38, 226,865.07 and 40,432.50 is: 60,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,243.38 : 226,865.07 = 40,432.50 : x
  2. Step 2: Convert to fraction form
    151,243.38/226,865.07 = 40,432.50/x
  3. Step 3: Cross multiply
    151,243.38x = 226,865.07 × 40,432.50
  4. Step 4: Simplify right side
    151,243.38x = 9,172,721,942.78
  5. Step 5: Solve for x
    x = 9,172,721,942.78/151,243.38
  6. Step 6: Final answer
    x = 60,648.75

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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.