Home / 148,002.56-204,244.32-80,934.56

Finding the Fourth Proportional to 148,002.56, 204,244.32 and 80,934.56

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Solution

The fourth proportional to 148,002.56, 204,244.32 and 80,934.56 is: 111,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,002.56 : 204,244.32 = 80,934.56 : x
  2. Step 2: Convert to fraction form
    148,002.56/204,244.32 = 80,934.56/x
  3. Step 3: Cross multiply
    148,002.56x = 204,244.32 × 80,934.56
  4. Step 4: Simplify right side
    148,002.56x = 16,530,424,171.70
  5. Step 5: Solve for x
    x = 16,530,424,171.70/148,002.56
  6. Step 6: Final answer
    x = 111,690.12

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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.