Home / 111,229.88-153,497.18-60,242.61

Finding the Fourth Proportional to 111,229.88, 153,497.18 and 60,242.61

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Solution

The fourth proportional to 111,229.88, 153,497.18 and 60,242.61 is: 83,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,229.88 : 153,497.18 = 60,242.61 : x
  2. Step 2: Convert to fraction form
    111,229.88/153,497.18 = 60,242.61/x
  3. Step 3: Cross multiply
    111,229.88x = 153,497.18 × 60,242.61
  4. Step 4: Simplify right side
    111,229.88x = 9,247,070,750.84
  5. Step 5: Solve for x
    x = 9,247,070,750.84/111,229.88
  6. Step 6: Final answer
    x = 83,134.77

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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.