Home / 120,932.90-181,334.55-50,732.90

Finding the Fourth Proportional to 120,932.90, 181,334.55 and 50,732.90

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Solution

The fourth proportional to 120,932.90, 181,334.55 and 50,732.90 is: 76,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932.90 : 181,334.55 = 50,732.90 : x
  2. Step 2: Convert to fraction form
    120,932.90/181,334.55 = 50,732.90/x
  3. Step 3: Cross multiply
    120,932.90x = 181,334.55 × 50,732.90
  4. Step 4: Simplify right side
    120,932.90x = 9,199,627,591.70
  5. Step 5: Solve for x
    x = 9,199,627,591.70/120,932.90
  6. Step 6: Final answer
    x = 76,072.17

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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.