Home / 49,788.20-68,676.31-29,630.03

Finding the Fourth Proportional to 49,788.20, 68,676.31 and 29,630.03

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Solution

The fourth proportional to 49,788.20, 68,676.31 and 29,630.03 is: 40,870.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788.20 : 68,676.31 = 29,630.03 : x
  2. Step 2: Convert to fraction form
    49,788.20/68,676.31 = 29,630.03/x
  3. Step 3: Cross multiply
    49,788.20x = 68,676.31 × 29,630.03
  4. Step 4: Simplify right side
    49,788.20x = 2,034,880,634.06
  5. Step 5: Solve for x
    x = 2,034,880,634.06/49,788.20
  6. Step 6: Final answer
    x = 40,870.75

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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.