Home / 52,371.01-78,538.90-16,823.61

Finding the Fourth Proportional to 52,371.01, 78,538.90 and 16,823.61

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Solution

The fourth proportional to 52,371.01, 78,538.90 and 16,823.61 is: 25,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.01 : 78,538.90 = 16,823.61 : x
  2. Step 2: Convert to fraction form
    52,371.01/78,538.90 = 16,823.61/x
  3. Step 3: Cross multiply
    52,371.01x = 78,538.90 × 16,823.61
  4. Step 4: Simplify right side
    52,371.01x = 1,321,307,823.43
  5. Step 5: Solve for x
    x = 1,321,307,823.43/52,371.01
  6. Step 6: Final answer
    x = 25,229.76

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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.