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Finding the Fourth Proportional to 10,610.73, 15,900.73 and 5,867.82

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Solution

The fourth proportional to 10,610.73, 15,900.73 and 5,867.82 is: 8,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.73 : 15,900.73 = 5,867.82 : x
  2. Step 2: Convert to fraction form
    10,610.73/15,900.73 = 5,867.82/x
  3. Step 3: Cross multiply
    10,610.73x = 15,900.73 × 5,867.82
  4. Step 4: Simplify right side
    10,610.73x = 93,302,621.51
  5. Step 5: Solve for x
    x = 93,302,621.51/10,610.73
  6. Step 6: Final answer
    x = 8,793.23

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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.