Home / 120,700.24-181,007.16-41,793.28

Finding the Fourth Proportional to 120,700.24, 181,007.16 and 41,793.28

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Solution

The fourth proportional to 120,700.24, 181,007.16 and 41,793.28 is: 62,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,700.24 : 181,007.16 = 41,793.28 : x
  2. Step 2: Convert to fraction form
    120,700.24/181,007.16 = 41,793.28/x
  3. Step 3: Cross multiply
    120,700.24x = 181,007.16 × 41,793.28
  4. Step 4: Simplify right side
    120,700.24x = 7,564,882,919.88
  5. Step 5: Solve for x
    x = 7,564,882,919.88/120,700.24
  6. Step 6: Final answer
    x = 62,674.96

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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.