Home / 158,149.08-236,961.18-111,303.54

Finding the Fourth Proportional to 158,149.08, 236,961.18 and 111,303.54

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Solution

The fourth proportional to 158,149.08, 236,961.18 and 111,303.54 is: 166,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,149.08 : 236,961.18 = 111,303.54 : x
  2. Step 2: Convert to fraction form
    158,149.08/236,961.18 = 111,303.54/x
  3. Step 3: Cross multiply
    158,149.08x = 236,961.18 × 111,303.54
  4. Step 4: Simplify right side
    158,149.08x = 26,374,618,176.58
  5. Step 5: Solve for x
    x = 26,374,618,176.58/158,149.08
  6. Step 6: Final answer
    x = 166,770.61

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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.