Home / 106,102.14-159,152.49-27,216.42

Finding the Fourth Proportional to 106,102.14, 159,152.49 and 27,216.42

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Solution

The fourth proportional to 106,102.14, 159,152.49 and 27,216.42 is: 40,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,102.14 : 159,152.49 = 27,216.42 : x
  2. Step 2: Convert to fraction form
    106,102.14/159,152.49 = 27,216.42/x
  3. Step 3: Cross multiply
    106,102.14x = 159,152.49 × 27,216.42
  4. Step 4: Simplify right side
    106,102.14x = 4,331,561,011.89
  5. Step 5: Solve for x
    x = 4,331,561,011.89/106,102.14
  6. Step 6: Final answer
    x = 40,824.45

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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.