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Finding the Fourth Proportional to 181,382.73, 272,074.73 and 55,024.07

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Solution

The fourth proportional to 181,382.73, 272,074.73 and 55,024.07 is: 82,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,382.73 : 272,074.73 = 55,024.07 : x
  2. Step 2: Convert to fraction form
    181,382.73/272,074.73 = 55,024.07/x
  3. Step 3: Cross multiply
    181,382.73x = 272,074.73 × 55,024.07
  4. Step 4: Simplify right side
    181,382.73x = 14,970,658,988.75
  5. Step 5: Solve for x
    x = 14,970,658,988.75/181,382.73
  6. Step 6: Final answer
    x = 82,536.30

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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.