Home / 106,635.50-159,952.79-43,441.53

Finding the Fourth Proportional to 106,635.50, 159,952.79 and 43,441.53

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Solution

The fourth proportional to 106,635.50, 159,952.79 and 43,441.53 is: 65,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,635.50 : 159,952.79 = 43,441.53 : x
  2. Step 2: Convert to fraction form
    106,635.50/159,952.79 = 43,441.53/x
  3. Step 3: Cross multiply
    106,635.50x = 159,952.79 × 43,441.53
  4. Step 4: Simplify right side
    106,635.50x = 6,948,593,125.60
  5. Step 5: Solve for x
    x = 6,948,593,125.60/106,635.50
  6. Step 6: Final answer
    x = 65,162.10

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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.