Home / 181,202.46-250,067.75-100,630.34

Finding the Fourth Proportional to 181,202.46, 250,067.75 and 100,630.34

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Solution

The fourth proportional to 181,202.46, 250,067.75 and 100,630.34 is: 138,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,202.46 : 250,067.75 = 100,630.34 : x
  2. Step 2: Convert to fraction form
    181,202.46/250,067.75 = 100,630.34/x
  3. Step 3: Cross multiply
    181,202.46x = 250,067.75 × 100,630.34
  4. Step 4: Simplify right side
    181,202.46x = 25,164,402,705.54
  5. Step 5: Solve for x
    x = 25,164,402,705.54/181,202.46
  6. Step 6: Final answer
    x = 138,874.51

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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.