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Finding the Fourth Proportional to 9,263.73, 13,892.49 and 3,715.65

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Solution

The fourth proportional to 9,263.73, 13,892.49 and 3,715.65 is: 5,572.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.73 : 13,892.49 = 3,715.65 : x
  2. Step 2: Convert to fraction form
    9,263.73/13,892.49 = 3,715.65/x
  3. Step 3: Cross multiply
    9,263.73x = 13,892.49 × 3,715.65
  4. Step 4: Simplify right side
    9,263.73x = 51,619,630.47
  5. Step 5: Solve for x
    x = 51,619,630.47/9,263.73
  6. Step 6: Final answer
    x = 5,572.23

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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.