Home / 49,764.88-68,676.96-28,548.28

Finding the Fourth Proportional to 49,764.88, 68,676.96 and 28,548.28

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Solution

The fourth proportional to 49,764.88, 68,676.96 and 28,548.28 is: 39,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,764.88 : 68,676.96 = 28,548.28 : x
  2. Step 2: Convert to fraction form
    49,764.88/68,676.96 = 28,548.28/x
  3. Step 3: Cross multiply
    49,764.88x = 68,676.96 × 28,548.28
  4. Step 4: Simplify right side
    49,764.88x = 1,960,609,083.63
  5. Step 5: Solve for x
    x = 1,960,609,083.63/49,764.88
  6. Step 6: Final answer
    x = 39,397.44

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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.