Home / 451,949.24-678,145-182,066.16

Finding the Fourth Proportional to 451,949.24, 678,145 and 182,066.16

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Solution

The fourth proportional to 451,949.24, 678,145 and 182,066.16 is: 273,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,949.24 : 678,145 = 182,066.16 : x
  2. Step 2: Convert to fraction form
    451,949.24/678,145 = 182,066.16/x
  3. Step 3: Cross multiply
    451,949.24x = 678,145 × 182,066.16
  4. Step 4: Simplify right side
    451,949.24x = 123,467,256,073.20
  5. Step 5: Solve for x
    x = 123,467,256,073.20/451,949.24
  6. Step 6: Final answer
    x = 273,188.33

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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.