Home / 106,581.91-159,838.22-35,485.44

Finding the Fourth Proportional to 106,581.91, 159,838.22 and 35,485.44

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Solution

The fourth proportional to 106,581.91, 159,838.22 and 35,485.44 is: 53,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,581.91 : 159,838.22 = 35,485.44 : x
  2. Step 2: Convert to fraction form
    106,581.91/159,838.22 = 35,485.44/x
  3. Step 3: Cross multiply
    106,581.91x = 159,838.22 × 35,485.44
  4. Step 4: Simplify right side
    106,581.91x = 5,671,930,003.83
  5. Step 5: Solve for x
    x = 5,671,930,003.83/106,581.91
  6. Step 6: Final answer
    x = 53,216.63

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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.