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Finding the Fourth Proportional to 17,752.68, 26,645.44 and 8,993.76

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Solution

The fourth proportional to 17,752.68, 26,645.44 and 8,993.76 is: 13,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752.68 : 26,645.44 = 8,993.76 : x
  2. Step 2: Convert to fraction form
    17,752.68/26,645.44 = 8,993.76/x
  3. Step 3: Cross multiply
    17,752.68x = 26,645.44 × 8,993.76
  4. Step 4: Simplify right side
    17,752.68x = 239,642,692.45
  5. Step 5: Solve for x
    x = 239,642,692.45/17,752.68
  6. Step 6: Final answer
    x = 13,498.96

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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.