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Finding the Fourth Proportional to 181,297.32, 271,944.84 and 70,489.32

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Solution

The fourth proportional to 181,297.32, 271,944.84 and 70,489.32 is: 105,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,297.32 : 271,944.84 = 70,489.32 : x
  2. Step 2: Convert to fraction form
    181,297.32/271,944.84 = 70,489.32/x
  3. Step 3: Cross multiply
    181,297.32x = 271,944.84 × 70,489.32
  4. Step 4: Simplify right side
    181,297.32x = 19,169,206,849.11
  5. Step 5: Solve for x
    x = 19,169,206,849.11/181,297.32
  6. Step 6: Final answer
    x = 105,733.54

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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.