Home / 47,983.32-71,974.98-16,818.57

Finding the Fourth Proportional to 47,983.32, 71,974.98 and 16,818.57

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Solution

The fourth proportional to 47,983.32, 71,974.98 and 16,818.57 is: 25,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.32 : 71,974.98 = 16,818.57 : x
  2. Step 2: Convert to fraction form
    47,983.32/71,974.98 = 16,818.57/x
  3. Step 3: Cross multiply
    47,983.32x = 71,974.98 × 16,818.57
  4. Step 4: Simplify right side
    47,983.32x = 1,210,516,239.38
  5. Step 5: Solve for x
    x = 1,210,516,239.38/47,983.32
  6. Step 6: Final answer
    x = 25,227.86

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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.