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Finding the Fourth Proportional to 123,178.60, 184,787.26 and 40,053.16

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Solution

The fourth proportional to 123,178.60, 184,787.26 and 40,053.16 is: 60,086.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,178.60 : 184,787.26 = 40,053.16 : x
  2. Step 2: Convert to fraction form
    123,178.60/184,787.26 = 40,053.16/x
  3. Step 3: Cross multiply
    123,178.60x = 184,787.26 × 40,053.16
  4. Step 4: Simplify right side
    123,178.60x = 7,401,313,690.74
  5. Step 5: Solve for x
    x = 7,401,313,690.74/123,178.60
  6. Step 6: Final answer
    x = 60,086.04

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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.