Home / 106,001.06-159,074.50-43,671.56

Finding the Fourth Proportional to 106,001.06, 159,074.50 and 43,671.56

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Solution

The fourth proportional to 106,001.06, 159,074.50 and 43,671.56 is: 65,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,001.06 : 159,074.50 = 43,671.56 : x
  2. Step 2: Convert to fraction form
    106,001.06/159,074.50 = 43,671.56/x
  3. Step 3: Cross multiply
    106,001.06x = 159,074.50 × 43,671.56
  4. Step 4: Simplify right side
    106,001.06x = 6,947,031,859.73
  5. Step 5: Solve for x
    x = 6,947,031,859.73/106,001.06
  6. Step 6: Final answer
    x = 65,537.38

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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.