Home / 148,238.76-204,569.57-80,255.75

Finding the Fourth Proportional to 148,238.76, 204,569.57 and 80,255.75

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Solution

The fourth proportional to 148,238.76, 204,569.57 and 80,255.75 is: 110,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,238.76 : 204,569.57 = 80,255.75 : x
  2. Step 2: Convert to fraction form
    148,238.76/204,569.57 = 80,255.75/x
  3. Step 3: Cross multiply
    148,238.76x = 204,569.57 × 80,255.75
  4. Step 4: Simplify right side
    148,238.76x = 16,417,882,843.40
  5. Step 5: Solve for x
    x = 16,417,882,843.40/148,238.76
  6. Step 6: Final answer
    x = 110,752.97

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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.