Home / 148,101.85-204,380.57-83,584.83

Finding the Fourth Proportional to 148,101.85, 204,380.57 and 83,584.83

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Solution

The fourth proportional to 148,101.85, 204,380.57 and 83,584.83 is: 115,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,101.85 : 204,380.57 = 83,584.83 : x
  2. Step 2: Convert to fraction form
    148,101.85/204,380.57 = 83,584.83/x
  3. Step 3: Cross multiply
    148,101.85x = 204,380.57 × 83,584.83
  4. Step 4: Simplify right side
    148,101.85x = 17,083,115,198.75
  5. Step 5: Solve for x
    x = 17,083,115,198.75/148,101.85
  6. Step 6: Final answer
    x = 115,347.07

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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.