Home / 120,991.74-181,496.25-32,244.78

Finding the Fourth Proportional to 120,991.74, 181,496.25 and 32,244.78

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Solution

The fourth proportional to 120,991.74, 181,496.25 and 32,244.78 is: 48,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,991.74 : 181,496.25 = 32,244.78 : x
  2. Step 2: Convert to fraction form
    120,991.74/181,496.25 = 32,244.78/x
  3. Step 3: Cross multiply
    120,991.74x = 181,496.25 × 32,244.78
  4. Step 4: Simplify right side
    120,991.74x = 5,852,306,652.08
  5. Step 5: Solve for x
    x = 5,852,306,652.08/120,991.74
  6. Step 6: Final answer
    x = 48,369.47

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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.