Home / 111,828.40-167,764.20-32,945.20

Finding the Fourth Proportional to 111,828.40, 167,764.20 and 32,945.20

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Solution

The fourth proportional to 111,828.40, 167,764.20 and 32,945.20 is: 49,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,828.40 : 167,764.20 = 32,945.20 : x
  2. Step 2: Convert to fraction form
    111,828.40/167,764.20 = 32,945.20/x
  3. Step 3: Cross multiply
    111,828.40x = 167,764.20 × 32,945.20
  4. Step 4: Simplify right side
    111,828.40x = 5,527,025,121.84
  5. Step 5: Solve for x
    x = 5,527,025,121.84/111,828.40
  6. Step 6: Final answer
    x = 49,424.16

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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.