Home / 83,837.21-125,768.33-27,683.25

Finding the Fourth Proportional to 83,837.21, 125,768.33 and 27,683.25

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Solution

The fourth proportional to 83,837.21, 125,768.33 and 27,683.25 is: 41,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,837.21 : 125,768.33 = 27,683.25 : x
  2. Step 2: Convert to fraction form
    83,837.21/125,768.33 = 27,683.25/x
  3. Step 3: Cross multiply
    83,837.21x = 125,768.33 × 27,683.25
  4. Step 4: Simplify right side
    83,837.21x = 3,481,675,983.06
  5. Step 5: Solve for x
    x = 3,481,675,983.06/83,837.21
  6. Step 6: Final answer
    x = 41,529.01

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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.