Home / 108,629.24-149,908.16-60,882.60

Finding the Fourth Proportional to 108,629.24, 149,908.16 and 60,882.60

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Solution

The fourth proportional to 108,629.24, 149,908.16 and 60,882.60 is: 84,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,629.24 : 149,908.16 = 60,882.60 : x
  2. Step 2: Convert to fraction form
    108,629.24/149,908.16 = 60,882.60/x
  3. Step 3: Cross multiply
    108,629.24x = 149,908.16 × 60,882.60
  4. Step 4: Simplify right side
    108,629.24x = 9,126,798,542.02
  5. Step 5: Solve for x
    x = 9,126,798,542.02/108,629.24
  6. Step 6: Final answer
    x = 84,017.88

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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.