Home / 111,229.72-153,496.23-60,241.28

Finding the Fourth Proportional to 111,229.72, 153,496.23 and 60,241.28

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Solution

The fourth proportional to 111,229.72, 153,496.23 and 60,241.28 is: 83,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,229.72 : 153,496.23 = 60,241.28 : x
  2. Step 2: Convert to fraction form
    111,229.72/153,496.23 = 60,241.28/x
  3. Step 3: Cross multiply
    111,229.72x = 153,496.23 × 60,241.28
  4. Step 4: Simplify right side
    111,229.72x = 9,246,808,376.99
  5. Step 5: Solve for x
    x = 9,246,808,376.99/111,229.72
  6. Step 6: Final answer
    x = 83,132.53

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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.