Home / 106,546.14-159,777.65-39,949.98

Finding the Fourth Proportional to 106,546.14, 159,777.65 and 39,949.98

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Solution

The fourth proportional to 106,546.14, 159,777.65 and 39,949.98 is: 59,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,546.14 : 159,777.65 = 39,949.98 : x
  2. Step 2: Convert to fraction form
    106,546.14/159,777.65 = 39,949.98/x
  3. Step 3: Cross multiply
    106,546.14x = 159,777.65 × 39,949.98
  4. Step 4: Simplify right side
    106,546.14x = 6,383,113,921.95
  5. Step 5: Solve for x
    x = 6,383,113,921.95/106,546.14
  6. Step 6: Final answer
    x = 59,909.39

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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.