Home / 174,930.81-262,229.94-68,383.11

Finding the Fourth Proportional to 174,930.81, 262,229.94 and 68,383.11

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Solution

The fourth proportional to 174,930.81, 262,229.94 and 68,383.11 is: 102,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,930.81 : 262,229.94 = 68,383.11 : x
  2. Step 2: Convert to fraction form
    174,930.81/262,229.94 = 68,383.11/x
  3. Step 3: Cross multiply
    174,930.81x = 262,229.94 × 68,383.11
  4. Step 4: Simplify right side
    174,930.81x = 17,932,098,832.31
  5. Step 5: Solve for x
    x = 17,932,098,832.31/174,930.81
  6. Step 6: Final answer
    x = 102,509.67

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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.