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Finding the Fourth Proportional to 69,433.71, 104,149.53 and 16,843.65

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Solution

The fourth proportional to 69,433.71, 104,149.53 and 16,843.65 is: 25,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433.71 : 104,149.53 = 16,843.65 : x
  2. Step 2: Convert to fraction form
    69,433.71/104,149.53 = 16,843.65/x
  3. Step 3: Cross multiply
    69,433.71x = 104,149.53 × 16,843.65
  4. Step 4: Simplify right side
    69,433.71x = 1,754,258,230.98
  5. Step 5: Solve for x
    x = 1,754,258,230.98/69,433.71
  6. Step 6: Final answer
    x = 25,265.22

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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.