Home / 110,532.78-152,535.21-60,231.78

Finding the Fourth Proportional to 110,532.78, 152,535.21 and 60,231.78

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Solution

The fourth proportional to 110,532.78, 152,535.21 and 60,231.78 is: 83,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,532.78 : 152,535.21 = 60,231.78 : x
  2. Step 2: Convert to fraction form
    110,532.78/152,535.21 = 60,231.78/x
  3. Step 3: Cross multiply
    110,532.78x = 152,535.21 × 60,231.78
  4. Step 4: Simplify right side
    110,532.78x = 9,187,467,210.97
  5. Step 5: Solve for x
    x = 9,187,467,210.97/110,532.78
  6. Step 6: Final answer
    x = 83,119.84

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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.