Home / 108,261.60-149,400.48-60,514.80

Finding the Fourth Proportional to 108,261.60, 149,400.48 and 60,514.80

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Solution

The fourth proportional to 108,261.60, 149,400.48 and 60,514.80 is: 83,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,261.60 : 149,400.48 = 60,514.80 : x
  2. Step 2: Convert to fraction form
    108,261.60/149,400.48 = 60,514.80/x
  3. Step 3: Cross multiply
    108,261.60x = 149,400.48 × 60,514.80
  4. Step 4: Simplify right side
    108,261.60x = 9,040,940,167.10
  5. Step 5: Solve for x
    x = 9,040,940,167.10/108,261.60
  6. Step 6: Final answer
    x = 83,510.13

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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.