Home / 204,768.86-307,195.05-116,061.98

Finding the Fourth Proportional to 204,768.86, 307,195.05 and 116,061.98

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Solution

The fourth proportional to 204,768.86, 307,195.05 and 116,061.98 is: 174,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,768.86 : 307,195.05 = 116,061.98 : x
  2. Step 2: Convert to fraction form
    204,768.86/307,195.05 = 116,061.98/x
  3. Step 3: Cross multiply
    204,768.86x = 307,195.05 × 116,061.98
  4. Step 4: Simplify right side
    204,768.86x = 35,653,665,749.20
  5. Step 5: Solve for x
    x = 35,653,665,749.20/204,768.86
  6. Step 6: Final answer
    x = 174,116.64

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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.