Home / 120,454.92-180,711.09-41,569.83

Finding the Fourth Proportional to 120,454.92, 180,711.09 and 41,569.83

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Solution

The fourth proportional to 120,454.92, 180,711.09 and 41,569.83 is: 62,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,454.92 : 180,711.09 = 41,569.83 : x
  2. Step 2: Convert to fraction form
    120,454.92/180,711.09 = 41,569.83/x
  3. Step 3: Cross multiply
    120,454.92x = 180,711.09 × 41,569.83
  4. Step 4: Simplify right side
    120,454.92x = 7,512,129,290.41
  5. Step 5: Solve for x
    x = 7,512,129,290.41/120,454.92
  6. Step 6: Final answer
    x = 62,364.65

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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.