Home / 89,752,259.05-123,837,022.24-54,469,282.12

Finding the Fourth Proportional to 89,752,259.05, 123,837,022.24 and 54,469,282.12

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Solution

The fourth proportional to 89,752,259.05, 123,837,022.24 and 54,469,282.12 is: 75,154,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,752,259.05 : 123,837,022.24 = 54,469,282.12 : x
  2. Step 2: Convert to fraction form
    89,752,259.05/123,837,022.24 = 54,469,282.12/x
  3. Step 3: Cross multiply
    89,752,259.05x = 123,837,022.24 × 54,469,282.12
  4. Step 4: Simplify right side
    89,752,259.05x = 6,745,313,700,399,743
  5. Step 5: Solve for x
    x = 6,745,313,700,399,743/89,752,259.05
  6. Step 6: Final answer
    x = 75,154,806.93

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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.