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Finding the Fourth Proportional to 11,491.72, 17,237.58 and 6,294.76

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Solution

The fourth proportional to 11,491.72, 17,237.58 and 6,294.76 is: 9,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.72 : 17,237.58 = 6,294.76 : x
  2. Step 2: Convert to fraction form
    11,491.72/17,237.58 = 6,294.76/x
  3. Step 3: Cross multiply
    11,491.72x = 17,237.58 × 6,294.76
  4. Step 4: Simplify right side
    11,491.72x = 108,506,429.08
  5. Step 5: Solve for x
    x = 108,506,429.08/11,491.72
  6. Step 6: Final answer
    x = 9,442.14

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Similar ratio
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1.5x scale

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.