Home / 106,529.76-159,753.13-39,933.56

Finding the Fourth Proportional to 106,529.76, 159,753.13 and 39,933.56

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Solution

The fourth proportional to 106,529.76, 159,753.13 and 39,933.56 is: 59,884.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,529.76 : 159,753.13 = 39,933.56 : x
  2. Step 2: Convert to fraction form
    106,529.76/159,753.13 = 39,933.56/x
  3. Step 3: Cross multiply
    106,529.76x = 159,753.13 × 39,933.56
  4. Step 4: Simplify right side
    106,529.76x = 6,379,511,501.59
  5. Step 5: Solve for x
    x = 6,379,511,501.59/106,529.76
  6. Step 6: Final answer
    x = 59,884.78

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1.5x scale

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.