Home / 203,973.87-281,474.82-113,336.22

Finding the Fourth Proportional to 203,973.87, 281,474.82 and 113,336.22

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Solution

The fourth proportional to 203,973.87, 281,474.82 and 113,336.22 is: 156,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,973.87 : 281,474.82 = 113,336.22 : x
  2. Step 2: Convert to fraction form
    203,973.87/281,474.82 = 113,336.22/x
  3. Step 3: Cross multiply
    203,973.87x = 281,474.82 × 113,336.22
  4. Step 4: Simplify right side
    203,973.87x = 31,901,292,123.98
  5. Step 5: Solve for x
    x = 31,901,292,123.98/203,973.87
  6. Step 6: Final answer
    x = 156,398.92

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1.5x scale

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.