Home / 129,205.60-193,729.02-50,227.77

Finding the Fourth Proportional to 129,205.60, 193,729.02 and 50,227.77

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Solution

The fourth proportional to 129,205.60, 193,729.02 and 50,227.77 is: 75,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,205.60 : 193,729.02 = 50,227.77 : x
  2. Step 2: Convert to fraction form
    129,205.60/193,729.02 = 50,227.77/x
  3. Step 3: Cross multiply
    129,205.60x = 193,729.02 × 50,227.77
  4. Step 4: Simplify right side
    129,205.60x = 9,730,576,658.89
  5. Step 5: Solve for x
    x = 9,730,576,658.89/129,205.60
  6. Step 6: Final answer
    x = 75,310.80

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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.