Home / 69,078.20-103,617.30-24,706.40

Finding the Fourth Proportional to 69,078.20, 103,617.30 and 24,706.40

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Solution

The fourth proportional to 69,078.20, 103,617.30 and 24,706.40 is: 37,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,078.20 : 103,617.30 = 24,706.40 : x
  2. Step 2: Convert to fraction form
    69,078.20/103,617.30 = 24,706.40/x
  3. Step 3: Cross multiply
    69,078.20x = 103,617.30 × 24,706.40
  4. Step 4: Simplify right side
    69,078.20x = 2,560,010,460.72
  5. Step 5: Solve for x
    x = 2,560,010,460.72/69,078.20
  6. Step 6: Final answer
    x = 37,059.60

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1.5x scale

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.