Home / 52,214.11-78,321.17-49,983.37

Finding the Fourth Proportional to 52,214.11, 78,321.17 and 49,983.37

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Solution

The fourth proportional to 52,214.11, 78,321.17 and 49,983.37 is: 74,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.11 : 78,321.17 = 49,983.37 : x
  2. Step 2: Convert to fraction form
    52,214.11/78,321.17 = 49,983.37/x
  3. Step 3: Cross multiply
    52,214.11x = 78,321.17 × 49,983.37
  4. Step 4: Simplify right side
    52,214.11x = 3,914,756,018.94
  5. Step 5: Solve for x
    x = 3,914,756,018.94/52,214.11
  6. Step 6: Final answer
    x = 74,975.06

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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.