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Finding the Fourth Proportional to 181,508.58, 272,291.97 and 63,213.54

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Solution

The fourth proportional to 181,508.58, 272,291.97 and 63,213.54 is: 94,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,508.58 : 272,291.97 = 63,213.54 : x
  2. Step 2: Convert to fraction form
    181,508.58/272,291.97 = 63,213.54/x
  3. Step 3: Cross multiply
    181,508.58x = 272,291.97 × 63,213.54
  4. Step 4: Simplify right side
    181,508.58x = 17,212,539,337.27
  5. Step 5: Solve for x
    x = 17,212,539,337.27/181,508.58
  6. Step 6: Final answer
    x = 94,830.44

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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.