Home / 120,799.20-181,200.30-36,559.92

Finding the Fourth Proportional to 120,799.20, 181,200.30 and 36,559.92

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Solution

The fourth proportional to 120,799.20, 181,200.30 and 36,559.92 is: 54,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,799.20 : 181,200.30 = 36,559.92 : x
  2. Step 2: Convert to fraction form
    120,799.20/181,200.30 = 36,559.92/x
  3. Step 3: Cross multiply
    120,799.20x = 181,200.30 × 36,559.92
  4. Step 4: Simplify right side
    120,799.20x = 6,624,668,471.98
  5. Step 5: Solve for x
    x = 6,624,668,471.98/120,799.20
  6. Step 6: Final answer
    x = 54,840.33

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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.