Home / 65,429.20-98,141.70-27,498.56

Finding the Fourth Proportional to 65,429.20, 98,141.70 and 27,498.56

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Solution

The fourth proportional to 65,429.20, 98,141.70 and 27,498.56 is: 41,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,429.20 : 98,141.70 = 27,498.56 : x
  2. Step 2: Convert to fraction form
    65,429.20/98,141.70 = 27,498.56/x
  3. Step 3: Cross multiply
    65,429.20x = 98,141.70 × 27,498.56
  4. Step 4: Simplify right side
    65,429.20x = 2,698,755,425.95
  5. Step 5: Solve for x
    x = 2,698,755,425.95/65,429.20
  6. Step 6: Final answer
    x = 41,246.96

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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.