Home / 108,368.97-149,564.25-60,625.55

Finding the Fourth Proportional to 108,368.97, 149,564.25 and 60,625.55

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Solution

The fourth proportional to 108,368.97, 149,564.25 and 60,625.55 is: 83,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,368.97 : 149,564.25 = 60,625.55 : x
  2. Step 2: Convert to fraction form
    108,368.97/149,564.25 = 60,625.55/x
  3. Step 3: Cross multiply
    108,368.97x = 149,564.25 × 60,625.55
  4. Step 4: Simplify right side
    108,368.97x = 9,067,414,168.77
  5. Step 5: Solve for x
    x = 9,067,414,168.77/108,368.97
  6. Step 6: Final answer
    x = 83,671.68

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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.