Home / 108,261.12-149,399.91-60,514.44

Finding the Fourth Proportional to 108,261.12, 149,399.91 and 60,514.44

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Solution

The fourth proportional to 108,261.12, 149,399.91 and 60,514.44 is: 83,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,261.12 : 149,399.91 = 60,514.44 : x
  2. Step 2: Convert to fraction form
    108,261.12/149,399.91 = 60,514.44/x
  3. Step 3: Cross multiply
    108,261.12x = 149,399.91 × 60,514.44
  4. Step 4: Simplify right side
    108,261.12x = 9,040,851,889.70
  5. Step 5: Solve for x
    x = 9,040,851,889.70/108,261.12
  6. Step 6: Final answer
    x = 83,509.68

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1.5x scale

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.