Home / 111,780.15-167,634.66-36,886.33

Finding the Fourth Proportional to 111,780.15, 167,634.66 and 36,886.33

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Solution

The fourth proportional to 111,780.15, 167,634.66 and 36,886.33 is: 55,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,780.15 : 167,634.66 = 36,886.33 : x
  2. Step 2: Convert to fraction form
    111,780.15/167,634.66 = 36,886.33/x
  3. Step 3: Cross multiply
    111,780.15x = 167,634.66 × 36,886.33
  4. Step 4: Simplify right side
    111,780.15x = 6,183,427,388.20
  5. Step 5: Solve for x
    x = 6,183,427,388.20/111,780.15
  6. Step 6: Final answer
    x = 55,317.76

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1.5x scale

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.