Home / 69,153.28-103,647.87-29,626.90

Finding the Fourth Proportional to 69,153.28, 103,647.87 and 29,626.90

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Solution

The fourth proportional to 69,153.28, 103,647.87 and 29,626.90 is: 44,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,153.28 : 103,647.87 = 29,626.90 : x
  2. Step 2: Convert to fraction form
    69,153.28/103,647.87 = 29,626.90/x
  3. Step 3: Cross multiply
    69,153.28x = 103,647.87 × 29,626.90
  4. Step 4: Simplify right side
    69,153.28x = 3,070,764,820.58
  5. Step 5: Solve for x
    x = 3,070,764,820.58/69,153.28
  6. Step 6: Final answer
    x = 44,405.20

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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.