Home / 38,181.50-57,273.33-10,479.50

Finding the Fourth Proportional to 38,181.50, 57,273.33 and 10,479.50

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Solution

The fourth proportional to 38,181.50, 57,273.33 and 10,479.50 is: 15,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181.50 : 57,273.33 = 10,479.50 : x
  2. Step 2: Convert to fraction form
    38,181.50/57,273.33 = 10,479.50/x
  3. Step 3: Cross multiply
    38,181.50x = 57,273.33 × 10,479.50
  4. Step 4: Simplify right side
    38,181.50x = 600,195,861.74
  5. Step 5: Solve for x
    x = 600,195,861.74/38,181.50
  6. Step 6: Final answer
    x = 15,719.55

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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.