Home / 47,246.72-70,882.32-13,965.44

Finding the Fourth Proportional to 47,246.72, 70,882.32 and 13,965.44

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Solution

The fourth proportional to 47,246.72, 70,882.32 and 13,965.44 is: 20,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,246.72 : 70,882.32 = 13,965.44 : x
  2. Step 2: Convert to fraction form
    47,246.72/70,882.32 = 13,965.44/x
  3. Step 3: Cross multiply
    47,246.72x = 70,882.32 × 13,965.44
  4. Step 4: Simplify right side
    47,246.72x = 989,902,787.02
  5. Step 5: Solve for x
    x = 989,902,787.02/47,246.72
  6. Step 6: Final answer
    x = 20,951.78

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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.