Home / 51,083.20-70,481.04-29,867.68

Finding the Fourth Proportional to 51,083.20, 70,481.04 and 29,867.68

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Solution

The fourth proportional to 51,083.20, 70,481.04 and 29,867.68 is: 41,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,083.20 : 70,481.04 = 29,867.68 : x
  2. Step 2: Convert to fraction form
    51,083.20/70,481.04 = 29,867.68/x
  3. Step 3: Cross multiply
    51,083.20x = 70,481.04 × 29,867.68
  4. Step 4: Simplify right side
    51,083.20x = 2,105,105,148.79
  5. Step 5: Solve for x
    x = 2,105,105,148.79/51,083.20
  6. Step 6: Final answer
    x = 41,209.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.