Home / 120,744.60-181,203.30-50,674.20

Finding the Fourth Proportional to 120,744.60, 181,203.30 and 50,674.20

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Solution

The fourth proportional to 120,744.60, 181,203.30 and 50,674.20 is: 76,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,744.60 : 181,203.30 = 50,674.20 : x
  2. Step 2: Convert to fraction form
    120,744.60/181,203.30 = 50,674.20/x
  3. Step 3: Cross multiply
    120,744.60x = 181,203.30 × 50,674.20
  4. Step 4: Simplify right side
    120,744.60x = 9,182,332,264.86
  5. Step 5: Solve for x
    x = 9,182,332,264.86/120,744.60
  6. Step 6: Final answer
    x = 76,047.56

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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.