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Finding the Fourth Proportional to 10,334.68, 15,501.68 and 4,491.29

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Solution

The fourth proportional to 10,334.68, 15,501.68 and 4,491.29 is: 6,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.68 : 15,501.68 = 4,491.29 : x
  2. Step 2: Convert to fraction form
    10,334.68/15,501.68 = 4,491.29/x
  3. Step 3: Cross multiply
    10,334.68x = 15,501.68 × 4,491.29
  4. Step 4: Simplify right side
    10,334.68x = 69,622,576.04
  5. Step 5: Solve for x
    x = 69,622,576.04/10,334.68
  6. Step 6: Final answer
    x = 6,736.79

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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.