Home / 83,700.08-125,536.24-27,540.89

Finding the Fourth Proportional to 83,700.08, 125,536.24 and 27,540.89

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Solution

The fourth proportional to 83,700.08, 125,536.24 and 27,540.89 is: 41,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,700.08 : 125,536.24 = 27,540.89 : x
  2. Step 2: Convert to fraction form
    83,700.08/125,536.24 = 27,540.89/x
  3. Step 3: Cross multiply
    83,700.08x = 125,536.24 × 27,540.89
  4. Step 4: Simplify right side
    83,700.08x = 3,457,379,776.85
  5. Step 5: Solve for x
    x = 3,457,379,776.85/83,700.08
  6. Step 6: Final answer
    x = 41,306.77

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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.