Home / 111,180.27-153,425.94-62,122.29

Finding the Fourth Proportional to 111,180.27, 153,425.94 and 62,122.29

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Solution

The fourth proportional to 111,180.27, 153,425.94 and 62,122.29 is: 85,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,180.27 : 153,425.94 = 62,122.29 : x
  2. Step 2: Convert to fraction form
    111,180.27/153,425.94 = 62,122.29/x
  3. Step 3: Cross multiply
    111,180.27x = 153,425.94 × 62,122.29
  4. Step 4: Simplify right side
    111,180.27x = 9,531,170,738.20
  5. Step 5: Solve for x
    x = 9,531,170,738.20/111,180.27
  6. Step 6: Final answer
    x = 85,727.18

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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.