Home / 106,280.06-146,664.68-58,537.86

Finding the Fourth Proportional to 106,280.06, 146,664.68 and 58,537.86

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Solution

The fourth proportional to 106,280.06, 146,664.68 and 58,537.86 is: 80,781.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,280.06 : 146,664.68 = 58,537.86 : x
  2. Step 2: Convert to fraction form
    106,280.06/146,664.68 = 58,537.86/x
  3. Step 3: Cross multiply
    106,280.06x = 146,664.68 × 58,537.86
  4. Step 4: Simplify right side
    106,280.06x = 8,585,436,504.78
  5. Step 5: Solve for x
    x = 8,585,436,504.78/106,280.06
  6. Step 6: Final answer
    x = 80,781.25

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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.