Home / 194,217.48-291,255.75-67,822.25

Finding the Fourth Proportional to 194,217.48, 291,255.75 and 67,822.25

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Solution

The fourth proportional to 194,217.48, 291,255.75 and 67,822.25 is: 101,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,217.48 : 291,255.75 = 67,822.25 : x
  2. Step 2: Convert to fraction form
    194,217.48/291,255.75 = 67,822.25/x
  3. Step 3: Cross multiply
    194,217.48x = 291,255.75 × 67,822.25
  4. Step 4: Simplify right side
    194,217.48x = 19,753,618,834.16
  5. Step 5: Solve for x
    x = 19,753,618,834.16/194,217.48
  6. Step 6: Final answer
    x = 101,708.76

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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.