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Finding the Fourth Proportional to 10,550.22, 15,756.82 and 9,561.08

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Solution

The fourth proportional to 10,550.22, 15,756.82 and 9,561.08 is: 14,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.22 : 15,756.82 = 9,561.08 : x
  2. Step 2: Convert to fraction form
    10,550.22/15,756.82 = 9,561.08/x
  3. Step 3: Cross multiply
    10,550.22x = 15,756.82 × 9,561.08
  4. Step 4: Simplify right side
    10,550.22x = 150,652,216.57
  5. Step 5: Solve for x
    x = 150,652,216.57/10,550.22
  6. Step 6: Final answer
    x = 14,279.53

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.