Home / 58,207.78-87,229.68-26,540.02

Finding the Fourth Proportional to 58,207.78, 87,229.68 and 26,540.02

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Solution

The fourth proportional to 58,207.78, 87,229.68 and 26,540.02 is: 39,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,207.78 : 87,229.68 = 26,540.02 : x
  2. Step 2: Convert to fraction form
    58,207.78/87,229.68 = 26,540.02/x
  3. Step 3: Cross multiply
    58,207.78x = 87,229.68 × 26,540.02
  4. Step 4: Simplify right side
    58,207.78x = 2,315,077,451.79
  5. Step 5: Solve for x
    x = 2,315,077,451.79/58,207.78
  6. Step 6: Final answer
    x = 39,772.65

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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.