Home / 120,037.50-180,165.42-63,924.66

Finding the Fourth Proportional to 120,037.50, 180,165.42 and 63,924.66

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Solution

The fourth proportional to 120,037.50, 180,165.42 and 63,924.66 is: 95,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,037.50 : 180,165.42 = 63,924.66 : x
  2. Step 2: Convert to fraction form
    120,037.50/180,165.42 = 63,924.66/x
  3. Step 3: Cross multiply
    120,037.50x = 180,165.42 × 63,924.66
  4. Step 4: Simplify right side
    120,037.50x = 11,517,013,217.26
  5. Step 5: Solve for x
    x = 11,517,013,217.26/120,037.50
  6. Step 6: Final answer
    x = 95,945.13

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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.