Home / 111,229.16-153,496.70-60,242.49

Finding the Fourth Proportional to 111,229.16, 153,496.70 and 60,242.49

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Solution

The fourth proportional to 111,229.16, 153,496.70 and 60,242.49 is: 83,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,229.16 : 153,496.70 = 60,242.49 : x
  2. Step 2: Convert to fraction form
    111,229.16/153,496.70 = 60,242.49/x
  3. Step 3: Cross multiply
    111,229.16x = 153,496.70 × 60,242.49
  4. Step 4: Simplify right side
    111,229.16x = 9,247,023,113.57
  5. Step 5: Solve for x
    x = 9,247,023,113.57/111,229.16
  6. Step 6: Final answer
    x = 83,134.89

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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.