Home / 148,110.24-204,391.68-81,042.24

Finding the Fourth Proportional to 148,110.24, 204,391.68 and 81,042.24

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Solution

The fourth proportional to 148,110.24, 204,391.68 and 81,042.24 is: 111,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,110.24 : 204,391.68 = 81,042.24 : x
  2. Step 2: Convert to fraction form
    148,110.24/204,391.68 = 81,042.24/x
  3. Step 3: Cross multiply
    148,110.24x = 204,391.68 × 81,042.24
  4. Step 4: Simplify right side
    148,110.24x = 16,564,359,584.56
  5. Step 5: Solve for x
    x = 16,564,359,584.56/148,110.24
  6. Step 6: Final answer
    x = 111,838.04

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1.5x scale

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.