Home / 111,790.14-167,685.29-27,550.31

Finding the Fourth Proportional to 111,790.14, 167,685.29 and 27,550.31

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Solution

The fourth proportional to 111,790.14, 167,685.29 and 27,550.31 is: 41,325.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,790.14 : 167,685.29 = 27,550.31 : x
  2. Step 2: Convert to fraction form
    111,790.14/167,685.29 = 27,550.31/x
  3. Step 3: Cross multiply
    111,790.14x = 167,685.29 × 27,550.31
  4. Step 4: Simplify right side
    111,790.14x = 4,619,780,745.76
  5. Step 5: Solve for x
    x = 4,619,780,745.76/111,790.14
  6. Step 6: Final answer
    x = 41,325.48

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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.