Home / 106,143.89-146,480.85-58,397.27

Finding the Fourth Proportional to 106,143.89, 146,480.85 and 58,397.27

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Solution

The fourth proportional to 106,143.89, 146,480.85 and 58,397.27 is: 80,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,143.89 : 146,480.85 = 58,397.27 : x
  2. Step 2: Convert to fraction form
    106,143.89/146,480.85 = 58,397.27/x
  3. Step 3: Cross multiply
    106,143.89x = 146,480.85 × 58,397.27
  4. Step 4: Simplify right side
    106,143.89x = 8,554,081,014.88
  5. Step 5: Solve for x
    x = 8,554,081,014.88/106,143.89
  6. Step 6: Final answer
    x = 80,589.48

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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.