Home / 325,402.32-449,064.54-182,161.56

Finding the Fourth Proportional to 325,402.32, 449,064.54 and 182,161.56

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Solution

The fourth proportional to 325,402.32, 449,064.54 and 182,161.56 is: 251,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,402.32 : 449,064.54 = 182,161.56 : x
  2. Step 2: Convert to fraction form
    325,402.32/449,064.54 = 182,161.56/x
  3. Step 3: Cross multiply
    325,402.32x = 449,064.54 × 182,161.56
  4. Step 4: Simplify right side
    325,402.32x = 81,802,297,147.08
  5. Step 5: Solve for x
    x = 81,802,297,147.08/325,402.32
  6. Step 6: Final answer
    x = 251,388.18

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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.