Home / 150,540.29-207,804.05-112,923.97

Finding the Fourth Proportional to 150,540.29, 207,804.05 and 112,923.97

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Solution

The fourth proportional to 150,540.29, 207,804.05 and 112,923.97 is: 155,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,540.29 : 207,804.05 = 112,923.97 : x
  2. Step 2: Convert to fraction form
    150,540.29/207,804.05 = 112,923.97/x
  3. Step 3: Cross multiply
    150,540.29x = 207,804.05 × 112,923.97
  4. Step 4: Simplify right side
    150,540.29x = 23,466,057,743.46
  5. Step 5: Solve for x
    x = 23,466,057,743.46/150,540.29
  6. Step 6: Final answer
    x = 155,878.92

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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.