Home / 116,834.20-161,231.24-63,119.12

Finding the Fourth Proportional to 116,834.20, 161,231.24 and 63,119.12

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Solution

The fourth proportional to 116,834.20, 161,231.24 and 63,119.12 is: 87,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,834.20 : 161,231.24 = 63,119.12 : x
  2. Step 2: Convert to fraction form
    116,834.20/161,231.24 = 63,119.12/x
  3. Step 3: Cross multiply
    116,834.20x = 161,231.24 × 63,119.12
  4. Step 4: Simplify right side
    116,834.20x = 10,176,773,336.95
  5. Step 5: Solve for x
    x = 10,176,773,336.95/116,834.20
  6. Step 6: Final answer
    x = 87,104.41

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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.