Home / 104,131.50-156,197.76-25,245.72

Finding the Fourth Proportional to 104,131.50, 156,197.76 and 25,245.72

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Solution

The fourth proportional to 104,131.50, 156,197.76 and 25,245.72 is: 37,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,131.50 : 156,197.76 = 25,245.72 : x
  2. Step 2: Convert to fraction form
    104,131.50/156,197.76 = 25,245.72/x
  3. Step 3: Cross multiply
    104,131.50x = 156,197.76 × 25,245.72
  4. Step 4: Simplify right side
    104,131.50x = 3,943,324,913.59
  5. Step 5: Solve for x
    x = 3,943,324,913.59/104,131.50
  6. Step 6: Final answer
    x = 37,868.70

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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.