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Finding the Fourth Proportional to 15,951.96, 23,927.94 and 4,264.88

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Solution

The fourth proportional to 15,951.96, 23,927.94 and 4,264.88 is: 6,397.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.96 : 23,927.94 = 4,264.88 : x
  2. Step 2: Convert to fraction form
    15,951.96/23,927.94 = 4,264.88/x
  3. Step 3: Cross multiply
    15,951.96x = 23,927.94 × 4,264.88
  4. Step 4: Simplify right side
    15,951.96x = 102,049,673.11
  5. Step 5: Solve for x
    x = 102,049,673.11/15,951.96
  6. Step 6: Final answer
    x = 6,397.31

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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.