Home / 65,721.10-98,589.87-25,734.94

Finding the Fourth Proportional to 65,721.10, 98,589.87 and 25,734.94

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Solution

The fourth proportional to 65,721.10, 98,589.87 and 25,734.94 is: 38,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,721.10 : 98,589.87 = 25,734.94 : x
  2. Step 2: Convert to fraction form
    65,721.10/98,589.87 = 25,734.94/x
  3. Step 3: Cross multiply
    65,721.10x = 98,589.87 × 25,734.94
  4. Step 4: Simplify right side
    65,721.10x = 2,537,204,389.06
  5. Step 5: Solve for x
    x = 2,537,204,389.06/65,721.10
  6. Step 6: Final answer
    x = 38,605.63

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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.