Home / 47,423.76-71,143.32-17,843.88

Finding the Fourth Proportional to 47,423.76, 71,143.32 and 17,843.88

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Solution

The fourth proportional to 47,423.76, 71,143.32 and 17,843.88 is: 26,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423.76 : 71,143.32 = 17,843.88 : x
  2. Step 2: Convert to fraction form
    47,423.76/71,143.32 = 17,843.88/x
  3. Step 3: Cross multiply
    47,423.76x = 71,143.32 × 17,843.88
  4. Step 4: Simplify right side
    47,423.76x = 1,269,472,864.88
  5. Step 5: Solve for x
    x = 1,269,472,864.88/47,423.76
  6. Step 6: Final answer
    x = 26,768.71

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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.