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Finding the Fourth Proportional to 178,018.24, 267,026.68 and 72,837.18

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Solution

The fourth proportional to 178,018.24, 267,026.68 and 72,837.18 is: 109,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,018.24 : 267,026.68 = 72,837.18 : x
  2. Step 2: Convert to fraction form
    178,018.24/267,026.68 = 72,837.18/x
  3. Step 3: Cross multiply
    178,018.24x = 267,026.68 × 72,837.18
  4. Step 4: Simplify right side
    178,018.24x = 19,449,470,355.96
  5. Step 5: Solve for x
    x = 19,449,470,355.96/178,018.24
  6. Step 6: Final answer
    x = 109,255.49

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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.