Home / 106,257.49-146,635.33-58,510.72

Finding the Fourth Proportional to 106,257.49, 146,635.33 and 58,510.72

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Solution

The fourth proportional to 106,257.49, 146,635.33 and 58,510.72 is: 80,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,257.49 : 146,635.33 = 58,510.72 : x
  2. Step 2: Convert to fraction form
    106,257.49/146,635.33 = 58,510.72/x
  3. Step 3: Cross multiply
    106,257.49x = 146,635.33 × 58,510.72
  4. Step 4: Simplify right side
    106,257.49x = 8,579,738,222.87
  5. Step 5: Solve for x
    x = 8,579,738,222.87/106,257.49
  6. Step 6: Final answer
    x = 80,744.79

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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.