Home / 49,217.47-67,920.11-26,861.47

Finding the Fourth Proportional to 49,217.47, 67,920.11 and 26,861.47

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Solution

The fourth proportional to 49,217.47, 67,920.11 and 26,861.47 is: 37,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,217.47 : 67,920.11 = 26,861.47 : x
  2. Step 2: Convert to fraction form
    49,217.47/67,920.11 = 26,861.47/x
  3. Step 3: Cross multiply
    49,217.47x = 67,920.11 × 26,861.47
  4. Step 4: Simplify right side
    49,217.47x = 1,824,433,997.16
  5. Step 5: Solve for x
    x = 1,824,433,997.16/49,217.47
  6. Step 6: Final answer
    x = 37,068.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.