Home / 129,725.01-194,595.21-36,230.76

Finding the Fourth Proportional to 129,725.01, 194,595.21 and 36,230.76

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Solution

The fourth proportional to 129,725.01, 194,595.21 and 36,230.76 is: 54,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,725.01 : 194,595.21 = 36,230.76 : x
  2. Step 2: Convert to fraction form
    129,725.01/194,595.21 = 36,230.76/x
  3. Step 3: Cross multiply
    129,725.01x = 194,595.21 × 36,230.76
  4. Step 4: Simplify right side
    129,725.01x = 7,050,332,350.66
  5. Step 5: Solve for x
    x = 7,050,332,350.66/129,725.01
  6. Step 6: Final answer
    x = 54,348.29

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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.