Home / 204,220.62-281,802.87-113,561.94

Finding the Fourth Proportional to 204,220.62, 281,802.87 and 113,561.94

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Solution

The fourth proportional to 204,220.62, 281,802.87 and 113,561.94 is: 156,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,220.62 : 281,802.87 = 113,561.94 : x
  2. Step 2: Convert to fraction form
    204,220.62/281,802.87 = 113,561.94/x
  3. Step 3: Cross multiply
    204,220.62x = 281,802.87 × 113,561.94
  4. Step 4: Simplify right side
    204,220.62x = 32,002,080,614.77
  5. Step 5: Solve for x
    x = 32,002,080,614.77/204,220.62
  6. Step 6: Final answer
    x = 156,703.47

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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.