Home / 106,591.23-159,874.11-82,922.40

Finding the Fourth Proportional to 106,591.23, 159,874.11 and 82,922.40

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Solution

The fourth proportional to 106,591.23, 159,874.11 and 82,922.40 is: 124,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,591.23 : 159,874.11 = 82,922.40 : x
  2. Step 2: Convert to fraction form
    106,591.23/159,874.11 = 82,922.40/x
  3. Step 3: Cross multiply
    106,591.23x = 159,874.11 × 82,922.40
  4. Step 4: Simplify right side
    106,591.23x = 13,257,144,899.06
  5. Step 5: Solve for x
    x = 13,257,144,899.06/106,591.23
  6. Step 6: Final answer
    x = 124,373.69

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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.