Home / 203,256.39-304,774.62-161,405.73

Finding the Fourth Proportional to 203,256.39, 304,774.62 and 161,405.73

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Solution

The fourth proportional to 203,256.39, 304,774.62 and 161,405.73 is: 242,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,256.39 : 304,774.62 = 161,405.73 : x
  2. Step 2: Convert to fraction form
    203,256.39/304,774.62 = 161,405.73/x
  3. Step 3: Cross multiply
    203,256.39x = 304,774.62 × 161,405.73
  4. Step 4: Simplify right side
    203,256.39x = 49,192,370,026.57
  5. Step 5: Solve for x
    x = 49,192,370,026.57/203,256.39
  6. Step 6: Final answer
    x = 242,021.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.