Home / 80,069.26-120,063.06-26,742.04

Finding the Fourth Proportional to 80,069.26, 120,063.06 and 26,742.04

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Solution

The fourth proportional to 80,069.26, 120,063.06 and 26,742.04 is: 40,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,069.26 : 120,063.06 = 26,742.04 : x
  2. Step 2: Convert to fraction form
    80,069.26/120,063.06 = 26,742.04/x
  3. Step 3: Cross multiply
    80,069.26x = 120,063.06 × 26,742.04
  4. Step 4: Simplify right side
    80,069.26x = 3,210,731,153.04
  5. Step 5: Solve for x
    x = 3,210,731,153.04/80,069.26
  6. Step 6: Final answer
    x = 40,099.42

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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.