Home / 106,249.56-158,596.96-93,638.60

Finding the Fourth Proportional to 106,249.56, 158,596.96 and 93,638.60

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Solution

The fourth proportional to 106,249.56, 158,596.96 and 93,638.60 is: 139,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,249.56 : 158,596.96 = 93,638.60 : x
  2. Step 2: Convert to fraction form
    106,249.56/158,596.96 = 93,638.60/x
  3. Step 3: Cross multiply
    106,249.56x = 158,596.96 × 93,638.60
  4. Step 4: Simplify right side
    106,249.56x = 14,850,797,298.66
  5. Step 5: Solve for x
    x = 14,850,797,298.66/106,249.56
  6. Step 6: Final answer
    x = 139,772.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.