Home / 129,673.80-194,598.24-50,778.18

Finding the Fourth Proportional to 129,673.80, 194,598.24 and 50,778.18

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Solution

The fourth proportional to 129,673.80, 194,598.24 and 50,778.18 is: 76,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,673.80 : 194,598.24 = 50,778.18 : x
  2. Step 2: Convert to fraction form
    129,673.80/194,598.24 = 50,778.18/x
  3. Step 3: Cross multiply
    129,673.80x = 194,598.24 × 50,778.18
  4. Step 4: Simplify right side
    129,673.80x = 9,881,344,458.40
  5. Step 5: Solve for x
    x = 9,881,344,458.40/129,673.80
  6. Step 6: Final answer
    x = 76,201.55

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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.