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Finding the Fourth Proportional to 120,714.15, 181,136.03 and 50,600.55

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Solution

The fourth proportional to 120,714.15, 181,136.03 and 50,600.55 is: 75,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,714.15 : 181,136.03 = 50,600.55 : x
  2. Step 2: Convert to fraction form
    120,714.15/181,136.03 = 50,600.55/x
  3. Step 3: Cross multiply
    120,714.15x = 181,136.03 × 50,600.55
  4. Step 4: Simplify right side
    120,714.15x = 9,165,582,489.81
  5. Step 5: Solve for x
    x = 9,165,582,489.81/120,714.15
  6. Step 6: Final answer
    x = 75,927.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.