Home / 68,261.94-102,322.68-26,132.10

Finding the Fourth Proportional to 68,261.94, 102,322.68 and 26,132.10

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Solution

The fourth proportional to 68,261.94, 102,322.68 and 26,132.10 is: 39,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,261.94 : 102,322.68 = 26,132.10 : x
  2. Step 2: Convert to fraction form
    68,261.94/102,322.68 = 26,132.10/x
  3. Step 3: Cross multiply
    68,261.94x = 102,322.68 × 26,132.10
  4. Step 4: Simplify right side
    68,261.94x = 2,673,906,506.03
  5. Step 5: Solve for x
    x = 2,673,906,506.03/68,261.94
  6. Step 6: Final answer
    x = 39,171.26

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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.