Home / 105,874.27-146,077.96-60,542.90

Finding the Fourth Proportional to 105,874.27, 146,077.96 and 60,542.90

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Solution

The fourth proportional to 105,874.27, 146,077.96 and 60,542.90 is: 83,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,874.27 : 146,077.96 = 60,542.90 : x
  2. Step 2: Convert to fraction form
    105,874.27/146,077.96 = 60,542.90/x
  3. Step 3: Cross multiply
    105,874.27x = 146,077.96 × 60,542.90
  4. Step 4: Simplify right side
    105,874.27x = 8,843,983,324.48
  5. Step 5: Solve for x
    x = 8,843,983,324.48/105,874.27
  6. Step 6: Final answer
    x = 83,532.89

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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.