Home / 203,771.64-281,488.38-193,807.08

Finding the Fourth Proportional to 203,771.64, 281,488.38 and 193,807.08

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Solution

The fourth proportional to 203,771.64, 281,488.38 and 193,807.08 is: 267,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,771.64 : 281,488.38 = 193,807.08 : x
  2. Step 2: Convert to fraction form
    203,771.64/281,488.38 = 193,807.08/x
  3. Step 3: Cross multiply
    203,771.64x = 281,488.38 × 193,807.08
  4. Step 4: Simplify right side
    203,771.64x = 54,554,440,981.73
  5. Step 5: Solve for x
    x = 54,554,440,981.73/203,771.64
  6. Step 6: Final answer
    x = 267,723.42

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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.