Home / 108,442.85-149,649.66-60,696.18

Finding the Fourth Proportional to 108,442.85, 149,649.66 and 60,696.18

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Solution

The fourth proportional to 108,442.85, 149,649.66 and 60,696.18 is: 83,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,442.85 : 149,649.66 = 60,696.18 : x
  2. Step 2: Convert to fraction form
    108,442.85/149,649.66 = 60,696.18/x
  3. Step 3: Cross multiply
    108,442.85x = 149,649.66 × 60,696.18
  4. Step 4: Simplify right side
    108,442.85x = 9,083,162,700.30
  5. Step 5: Solve for x
    x = 9,083,162,700.30/108,442.85
  6. Step 6: Final answer
    x = 83,759.91

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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.