Home / 106,039.42-159,054.98-35,918.73

Finding the Fourth Proportional to 106,039.42, 159,054.98 and 35,918.73

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Solution

The fourth proportional to 106,039.42, 159,054.98 and 35,918.73 is: 53,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,039.42 : 159,054.98 = 35,918.73 : x
  2. Step 2: Convert to fraction form
    106,039.42/159,054.98 = 35,918.73/x
  3. Step 3: Cross multiply
    106,039.42x = 159,054.98 × 35,918.73
  4. Step 4: Simplify right side
    106,039.42x = 5,713,052,702.18
  5. Step 5: Solve for x
    x = 5,713,052,702.18/106,039.42
  6. Step 6: Final answer
    x = 53,876.69

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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.