Home / 111,229.13-153,496.16-60,241.86

Finding the Fourth Proportional to 111,229.13, 153,496.16 and 60,241.86

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Solution

The fourth proportional to 111,229.13, 153,496.16 and 60,241.86 is: 83,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,229.13 : 153,496.16 = 60,241.86 : x
  2. Step 2: Convert to fraction form
    111,229.13/153,496.16 = 60,241.86/x
  3. Step 3: Cross multiply
    111,229.13x = 153,496.16 × 60,241.86
  4. Step 4: Simplify right side
    111,229.13x = 9,246,893,880.05
  5. Step 5: Solve for x
    x = 9,246,893,880.05/111,229.13
  6. Step 6: Final answer
    x = 83,133.75

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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.