Home / 100,834.84-151,345.77-50,949.97

Finding the Fourth Proportional to 100,834.84, 151,345.77 and 50,949.97

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Solution

The fourth proportional to 100,834.84, 151,345.77 and 50,949.97 is: 76,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,834.84 : 151,345.77 = 50,949.97 : x
  2. Step 2: Convert to fraction form
    100,834.84/151,345.77 = 50,949.97/x
  3. Step 3: Cross multiply
    100,834.84x = 151,345.77 × 50,949.97
  4. Step 4: Simplify right side
    100,834.84x = 7,711,061,684.40
  5. Step 5: Solve for x
    x = 7,711,061,684.40/100,834.84
  6. Step 6: Final answer
    x = 76,472.20

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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.