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Finding the Fourth Proportional to 8,919.04, 12,310.32 and 5,935

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Solution

The fourth proportional to 8,919.04, 12,310.32 and 5,935 is: 8,191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919.04 : 12,310.32 = 5,935 : x
  2. Step 2: Convert to fraction form
    8,919.04/12,310.32 = 5,935/x
  3. Step 3: Cross multiply
    8,919.04x = 12,310.32 × 5,935
  4. Step 4: Simplify right side
    8,919.04x = 73,061,749.20
  5. Step 5: Solve for x
    x = 73,061,749.20/8,919.04
  6. Step 6: Final answer
    x = 8,191.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.