Home / 116,721.10-175,057.35-50,163.40

Finding the Fourth Proportional to 116,721.10, 175,057.35 and 50,163.40

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Solution

The fourth proportional to 116,721.10, 175,057.35 and 50,163.40 is: 75,234.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,721.10 : 175,057.35 = 50,163.40 : x
  2. Step 2: Convert to fraction form
    116,721.10/175,057.35 = 50,163.40/x
  3. Step 3: Cross multiply
    116,721.10x = 175,057.35 × 50,163.40
  4. Step 4: Simplify right side
    116,721.10x = 8,781,471,870.99
  5. Step 5: Solve for x
    x = 8,781,471,870.99/116,721.10
  6. Step 6: Final answer
    x = 75,234.66

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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.