Home / 49,521.62-74,281.62-12,081.73

Finding the Fourth Proportional to 49,521.62, 74,281.62 and 12,081.73

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Solution

The fourth proportional to 49,521.62, 74,281.62 and 12,081.73 is: 18,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521.62 : 74,281.62 = 12,081.73 : x
  2. Step 2: Convert to fraction form
    49,521.62/74,281.62 = 12,081.73/x
  3. Step 3: Cross multiply
    49,521.62x = 74,281.62 × 12,081.73
  4. Step 4: Simplify right side
    49,521.62x = 897,450,476.80
  5. Step 5: Solve for x
    x = 897,450,476.80/49,521.62
  6. Step 6: Final answer
    x = 18,122.40

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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.