Home / 203,926.91-281,415.33-113,281.97

Finding the Fourth Proportional to 203,926.91, 281,415.33 and 113,281.97

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Solution

The fourth proportional to 203,926.91, 281,415.33 and 113,281.97 is: 156,327.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,926.91 : 281,415.33 = 113,281.97 : x
  2. Step 2: Convert to fraction form
    203,926.91/281,415.33 = 113,281.97/x
  3. Step 3: Cross multiply
    203,926.91x = 281,415.33 × 113,281.97
  4. Step 4: Simplify right side
    203,926.91x = 31,879,281,563.52
  5. Step 5: Solve for x
    x = 31,879,281,563.52/203,926.91
  6. Step 6: Final answer
    x = 156,327.00

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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.