Home / 106,002.56-159,009.32-27,117.47

Finding the Fourth Proportional to 106,002.56, 159,009.32 and 27,117.47

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Solution

The fourth proportional to 106,002.56, 159,009.32 and 27,117.47 is: 40,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,002.56 : 159,009.32 = 27,117.47 : x
  2. Step 2: Convert to fraction form
    106,002.56/159,009.32 = 27,117.47/x
  3. Step 3: Cross multiply
    106,002.56x = 159,009.32 × 27,117.47
  4. Step 4: Simplify right side
    106,002.56x = 4,311,930,930.14
  5. Step 5: Solve for x
    x = 4,311,930,930.14/106,002.56
  6. Step 6: Final answer
    x = 40,677.61

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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.