Home / 108,408.15-149,599.49-60,012.18

Finding the Fourth Proportional to 108,408.15, 149,599.49 and 60,012.18

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Solution

The fourth proportional to 108,408.15, 149,599.49 and 60,012.18 is: 82,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,408.15 : 149,599.49 = 60,012.18 : x
  2. Step 2: Convert to fraction form
    108,408.15/149,599.49 = 60,012.18/x
  3. Step 3: Cross multiply
    108,408.15x = 149,599.49 × 60,012.18
  4. Step 4: Simplify right side
    108,408.15x = 8,977,791,221.73
  5. Step 5: Solve for x
    x = 8,977,791,221.73/108,408.15
  6. Step 6: Final answer
    x = 82,814.73

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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.