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Finding the Fourth Proportional to 10,645.72, 14,691.54 and 5,930.00

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Solution

The fourth proportional to 10,645.72, 14,691.54 and 5,930.00 is: 8,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.72 : 14,691.54 = 5,930.00 : x
  2. Step 2: Convert to fraction form
    10,645.72/14,691.54 = 5,930.00/x
  3. Step 3: Cross multiply
    10,645.72x = 14,691.54 × 5,930.00
  4. Step 4: Simplify right side
    10,645.72x = 87,120,758.74
  5. Step 5: Solve for x
    x = 87,120,758.74/10,645.72
  6. Step 6: Final answer
    x = 8,183.65

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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.