Home / 83,161.81-124,729.07-23,194.37

Finding the Fourth Proportional to 83,161.81, 124,729.07 and 23,194.37

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Solution

The fourth proportional to 83,161.81, 124,729.07 and 23,194.37 is: 34,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,161.81 : 124,729.07 = 23,194.37 : x
  2. Step 2: Convert to fraction form
    83,161.81/124,729.07 = 23,194.37/x
  3. Step 3: Cross multiply
    83,161.81x = 124,729.07 × 23,194.37
  4. Step 4: Simplify right side
    83,161.81x = 2,893,012,103.46
  5. Step 5: Solve for x
    x = 2,893,012,103.46/83,161.81
  6. Step 6: Final answer
    x = 34,787.75

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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.