Home / 106,434.09-146,877.17-58,691.79

Finding the Fourth Proportional to 106,434.09, 146,877.17 and 58,691.79

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Solution

The fourth proportional to 106,434.09, 146,877.17 and 58,691.79 is: 80,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,434.09 : 146,877.17 = 58,691.79 : x
  2. Step 2: Convert to fraction form
    106,434.09/146,877.17 = 58,691.79/x
  3. Step 3: Cross multiply
    106,434.09x = 146,877.17 × 58,691.79
  4. Step 4: Simplify right side
    106,434.09x = 8,620,483,723.98
  5. Step 5: Solve for x
    x = 8,620,483,723.98/106,434.09
  6. Step 6: Final answer
    x = 80,993.63

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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.