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Finding the Fourth Proportional to 17,754.25, 26,617.33 and 8,865.01

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Solution

The fourth proportional to 17,754.25, 26,617.33 and 8,865.01 is: 13,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.25 : 26,617.33 = 8,865.01 : x
  2. Step 2: Convert to fraction form
    17,754.25/26,617.33 = 8,865.01/x
  3. Step 3: Cross multiply
    17,754.25x = 26,617.33 × 8,865.01
  4. Step 4: Simplify right side
    17,754.25x = 235,962,896.62
  5. Step 5: Solve for x
    x = 235,962,896.62/17,754.25
  6. Step 6: Final answer
    x = 13,290.50

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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.