Home / 120,956.13-181,375.43-36,701.06

Finding the Fourth Proportional to 120,956.13, 181,375.43 and 36,701.06

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Solution

The fourth proportional to 120,956.13, 181,375.43 and 36,701.06 is: 55,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,956.13 : 181,375.43 = 36,701.06 : x
  2. Step 2: Convert to fraction form
    120,956.13/181,375.43 = 36,701.06/x
  3. Step 3: Cross multiply
    120,956.13x = 181,375.43 × 36,701.06
  4. Step 4: Simplify right side
    120,956.13x = 6,656,669,448.57
  5. Step 5: Solve for x
    x = 6,656,669,448.57/120,956.13
  6. Step 6: Final answer
    x = 55,033.75

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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.