Home / 154,553.82-231,863.94-47,935.50

Finding the Fourth Proportional to 154,553.82, 231,863.94 and 47,935.50

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Solution

The fourth proportional to 154,553.82, 231,863.94 and 47,935.50 is: 71,913.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,553.82 : 231,863.94 = 47,935.50 : x
  2. Step 2: Convert to fraction form
    154,553.82/231,863.94 = 47,935.50/x
  3. Step 3: Cross multiply
    154,553.82x = 231,863.94 × 47,935.50
  4. Step 4: Simplify right side
    154,553.82x = 11,114,513,895.87
  5. Step 5: Solve for x
    x = 11,114,513,895.87/154,553.82
  6. Step 6: Final answer
    x = 71,913.55

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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.