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Finding the Fourth Proportional to 181,759.56, 250,664.90 and 113,782.73

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Solution

The fourth proportional to 181,759.56, 250,664.90 and 113,782.73 is: 156,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,759.56 : 250,664.90 = 113,782.73 : x
  2. Step 2: Convert to fraction form
    181,759.56/250,664.90 = 113,782.73/x
  3. Step 3: Cross multiply
    181,759.56x = 250,664.90 × 113,782.73
  4. Step 4: Simplify right side
    181,759.56x = 28,521,334,814.94
  5. Step 5: Solve for x
    x = 28,521,334,814.94/181,759.56
  6. Step 6: Final answer
    x = 156,917.93

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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.