Home / 66,441.67-99,662.50-27,001.86

Finding the Fourth Proportional to 66,441.67, 99,662.50 and 27,001.86

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Solution

The fourth proportional to 66,441.67, 99,662.50 and 27,001.86 is: 40,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441.67 : 99,662.50 = 27,001.86 : x
  2. Step 2: Convert to fraction form
    66,441.67/99,662.50 = 27,001.86/x
  3. Step 3: Cross multiply
    66,441.67x = 99,662.50 × 27,001.86
  4. Step 4: Simplify right side
    66,441.67x = 2,691,072,532.27
  5. Step 5: Solve for x
    x = 2,691,072,532.27/66,441.67
  6. Step 6: Final answer
    x = 40,502.78

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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.