Home / 168,079.52-231,949.75-92,628.02

Finding the Fourth Proportional to 168,079.52, 231,949.75 and 92,628.02

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Solution

The fourth proportional to 168,079.52, 231,949.75 and 92,628.02 is: 127,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,079.52 : 231,949.75 = 92,628.02 : x
  2. Step 2: Convert to fraction form
    168,079.52/231,949.75 = 92,628.02/x
  3. Step 3: Cross multiply
    168,079.52x = 231,949.75 × 92,628.02
  4. Step 4: Simplify right side
    168,079.52x = 21,485,046,430.30
  5. Step 5: Solve for x
    x = 21,485,046,430.30/168,079.52
  6. Step 6: Final answer
    x = 127,826.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.