Home / 106,077.52-159,121.95-27,192.43

Finding the Fourth Proportional to 106,077.52, 159,121.95 and 27,192.43

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Solution

The fourth proportional to 106,077.52, 159,121.95 and 27,192.43 is: 40,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,077.52 : 159,121.95 = 27,192.43 : x
  2. Step 2: Convert to fraction form
    106,077.52/159,121.95 = 27,192.43/x
  3. Step 3: Cross multiply
    106,077.52x = 159,121.95 × 27,192.43
  4. Step 4: Simplify right side
    106,077.52x = 4,326,912,486.84
  5. Step 5: Solve for x
    x = 4,326,912,486.84/106,077.52
  6. Step 6: Final answer
    x = 40,790.10

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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.