Home / 146,161.30-219,314.85-83,029.90

Finding the Fourth Proportional to 146,161.30, 219,314.85 and 83,029.90

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Solution

The fourth proportional to 146,161.30, 219,314.85 and 83,029.90 is: 124,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,161.30 : 219,314.85 = 83,029.90 : x
  2. Step 2: Convert to fraction form
    146,161.30/219,314.85 = 83,029.90/x
  3. Step 3: Cross multiply
    146,161.30x = 219,314.85 × 83,029.90
  4. Step 4: Simplify right side
    146,161.30x = 18,209,690,064.02
  5. Step 5: Solve for x
    x = 18,209,690,064.02/146,161.30
  6. Step 6: Final answer
    x = 124,586.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.