Home / 67,704.18-101,577.03-30,295.74

Finding the Fourth Proportional to 67,704.18, 101,577.03 and 30,295.74

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Solution

The fourth proportional to 67,704.18, 101,577.03 and 30,295.74 is: 45,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,704.18 : 101,577.03 = 30,295.74 : x
  2. Step 2: Convert to fraction form
    67,704.18/101,577.03 = 30,295.74/x
  3. Step 3: Cross multiply
    67,704.18x = 101,577.03 × 30,295.74
  4. Step 4: Simplify right side
    67,704.18x = 3,077,351,290.85
  5. Step 5: Solve for x
    x = 3,077,351,290.85/67,704.18
  6. Step 6: Final answer
    x = 45,452.90

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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.