Home / 106,380.65-146,806.31-58,635.83

Finding the Fourth Proportional to 106,380.65, 146,806.31 and 58,635.83

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Solution

The fourth proportional to 106,380.65, 146,806.31 and 58,635.83 is: 80,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,380.65 : 146,806.31 = 58,635.83 : x
  2. Step 2: Convert to fraction form
    106,380.65/146,806.31 = 58,635.83/x
  3. Step 3: Cross multiply
    106,380.65x = 146,806.31 × 58,635.83
  4. Step 4: Simplify right side
    106,380.65x = 8,608,109,248.65
  5. Step 5: Solve for x
    x = 8,608,109,248.65/106,380.65
  6. Step 6: Final answer
    x = 80,918.00

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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.