Home / 65,234.10-97,879-27,811.79

Finding the Fourth Proportional to 65,234.10, 97,879 and 27,811.79

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Solution

The fourth proportional to 65,234.10, 97,879 and 27,811.79 is: 41,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,234.10 : 97,879 = 27,811.79 : x
  2. Step 2: Convert to fraction form
    65,234.10/97,879 = 27,811.79/x
  3. Step 3: Cross multiply
    65,234.10x = 97,879 × 27,811.79
  4. Step 4: Simplify right side
    65,234.10x = 2,722,190,193.41
  5. Step 5: Solve for x
    x = 2,722,190,193.41/65,234.10
  6. Step 6: Final answer
    x = 41,729.56

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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.