Home / 106,491.09-146,957.72-58,744.56

Finding the Fourth Proportional to 106,491.09, 146,957.72 and 58,744.56

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Solution

The fourth proportional to 106,491.09, 146,957.72 and 58,744.56 is: 81,067.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,491.09 : 146,957.72 = 58,744.56 : x
  2. Step 2: Convert to fraction form
    106,491.09/146,957.72 = 58,744.56/x
  3. Step 3: Cross multiply
    106,491.09x = 146,957.72 × 58,744.56
  4. Step 4: Simplify right side
    106,491.09x = 8,632,966,306.28
  5. Step 5: Solve for x
    x = 8,632,966,306.28/106,491.09
  6. Step 6: Final answer
    x = 81,067.50

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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.