Home / 51,724.46-77,479.05-49,940.03

Finding the Fourth Proportional to 51,724.46, 77,479.05 and 49,940.03

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Solution

The fourth proportional to 51,724.46, 77,479.05 and 49,940.03 is: 74,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,724.46 : 77,479.05 = 49,940.03 : x
  2. Step 2: Convert to fraction form
    51,724.46/77,479.05 = 49,940.03/x
  3. Step 3: Cross multiply
    51,724.46x = 77,479.05 × 49,940.03
  4. Step 4: Simplify right side
    51,724.46x = 3,869,306,462.34
  5. Step 5: Solve for x
    x = 3,869,306,462.34/51,724.46
  6. Step 6: Final answer
    x = 74,806.12

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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.