Home / 203,844.13-281,438.13-132,427.69

Finding the Fourth Proportional to 203,844.13, 281,438.13 and 132,427.69

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Solution

The fourth proportional to 203,844.13, 281,438.13 and 132,427.69 is: 182,836.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,844.13 : 281,438.13 = 132,427.69 : x
  2. Step 2: Convert to fraction form
    203,844.13/281,438.13 = 132,427.69/x
  3. Step 3: Cross multiply
    203,844.13x = 281,438.13 × 132,427.69
  4. Step 4: Simplify right side
    203,844.13x = 37,270,201,433.82
  5. Step 5: Solve for x
    x = 37,270,201,433.82/203,844.13
  6. Step 6: Final answer
    x = 182,836.77

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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.