Home / 48,920.29-73,389.85-20,839.82

Finding the Fourth Proportional to 48,920.29, 73,389.85 and 20,839.82

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Solution

The fourth proportional to 48,920.29, 73,389.85 and 20,839.82 is: 31,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,920.29 : 73,389.85 = 20,839.82 : x
  2. Step 2: Convert to fraction form
    48,920.29/73,389.85 = 20,839.82/x
  3. Step 3: Cross multiply
    48,920.29x = 73,389.85 × 20,839.82
  4. Step 4: Simplify right side
    48,920.29x = 1,529,430,844.78
  5. Step 5: Solve for x
    x = 1,529,430,844.78/48,920.29
  6. Step 6: Final answer
    x = 31,263.73

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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.