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Finding the Fourth Proportional to 14,159, 21,247.14 and 5,951

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Solution

The fourth proportional to 14,159, 21,247.14 and 5,951 is: 8,930.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159 : 21,247.14 = 5,951 : x
  2. Step 2: Convert to fraction form
    14,159/21,247.14 = 5,951/x
  3. Step 3: Cross multiply
    14,159x = 21,247.14 × 5,951
  4. Step 4: Simplify right side
    14,159x = 126,441,730.14
  5. Step 5: Solve for x
    x = 126,441,730.14/14,159
  6. Step 6: Final answer
    x = 8,930.13

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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.