Home / 154,724.72-232,049.28-49,521.92

Finding the Fourth Proportional to 154,724.72, 232,049.28 and 49,521.92

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Solution

The fourth proportional to 154,724.72, 232,049.28 and 49,521.92 is: 74,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,724.72 : 232,049.28 = 49,521.92 : x
  2. Step 2: Convert to fraction form
    154,724.72/232,049.28 = 49,521.92/x
  3. Step 3: Cross multiply
    154,724.72x = 232,049.28 × 49,521.92
  4. Step 4: Simplify right side
    154,724.72x = 11,491,525,880.22
  5. Step 5: Solve for x
    x = 11,491,525,880.22/154,724.72
  6. Step 6: Final answer
    x = 74,270.78

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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.