Home / 83,322.96-124,997.40-27,906

Finding the Fourth Proportional to 83,322.96, 124,997.40 and 27,906

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Solution

The fourth proportional to 83,322.96, 124,997.40 and 27,906 is: 41,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,322.96 : 124,997.40 = 27,906 : x
  2. Step 2: Convert to fraction form
    83,322.96/124,997.40 = 27,906/x
  3. Step 3: Cross multiply
    83,322.96x = 124,997.40 × 27,906
  4. Step 4: Simplify right side
    83,322.96x = 3,488,177,444.40
  5. Step 5: Solve for x
    x = 3,488,177,444.40/83,322.96
  6. Step 6: Final answer
    x = 41,863.34

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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.