Home / 54,810.38-75,638.39-29,659.88

Finding the Fourth Proportional to 54,810.38, 75,638.39 and 29,659.88

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Solution

The fourth proportional to 54,810.38, 75,638.39 and 29,659.88 is: 40,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,810.38 : 75,638.39 = 29,659.88 : x
  2. Step 2: Convert to fraction form
    54,810.38/75,638.39 = 29,659.88/x
  3. Step 3: Cross multiply
    54,810.38x = 75,638.39 × 29,659.88
  4. Step 4: Simplify right side
    54,810.38x = 2,243,425,044.30
  5. Step 5: Solve for x
    x = 2,243,425,044.30/54,810.38
  6. Step 6: Final answer
    x = 40,930.66

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1.5x scale

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.