Home / 154,960.20-232,440.30-55,123.65

Finding the Fourth Proportional to 154,960.20, 232,440.30 and 55,123.65

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Solution

The fourth proportional to 154,960.20, 232,440.30 and 55,123.65 is: 82,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,960.20 : 232,440.30 = 55,123.65 : x
  2. Step 2: Convert to fraction form
    154,960.20/232,440.30 = 55,123.65/x
  3. Step 3: Cross multiply
    154,960.20x = 232,440.30 × 55,123.65
  4. Step 4: Simplify right side
    154,960.20x = 12,812,957,743.10
  5. Step 5: Solve for x
    x = 12,812,957,743.10/154,960.20
  6. Step 6: Final answer
    x = 82,685.48

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1.5x scale

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.