Home / 120,183.14-180,116.94-88,444.58

Finding the Fourth Proportional to 120,183.14, 180,116.94 and 88,444.58

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Solution

The fourth proportional to 120,183.14, 180,116.94 and 88,444.58 is: 132,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,183.14 : 180,116.94 = 88,444.58 : x
  2. Step 2: Convert to fraction form
    120,183.14/180,116.94 = 88,444.58/x
  3. Step 3: Cross multiply
    120,183.14x = 180,116.94 × 88,444.58
  4. Step 4: Simplify right side
    120,183.14x = 15,930,367,109.19
  5. Step 5: Solve for x
    x = 15,930,367,109.19/120,183.14
  6. Step 6: Final answer
    x = 132,550.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.