Home / 108,331.88-149,502.66-60,585.20

Finding the Fourth Proportional to 108,331.88, 149,502.66 and 60,585.20

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Solution

The fourth proportional to 108,331.88, 149,502.66 and 60,585.20 is: 83,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,331.88 : 149,502.66 = 60,585.20 : x
  2. Step 2: Convert to fraction form
    108,331.88/149,502.66 = 60,585.20/x
  3. Step 3: Cross multiply
    108,331.88x = 149,502.66 × 60,585.20
  4. Step 4: Simplify right side
    108,331.88x = 9,057,648,556.63
  5. Step 5: Solve for x
    x = 9,057,648,556.63/108,331.88
  6. Step 6: Final answer
    x = 83,610.19

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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.