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Finding the Fourth Proportional to 164,470.78, 246,507.50 and 80,104.50

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Solution

The fourth proportional to 164,470.78, 246,507.50 and 80,104.50 is: 120,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,470.78 : 246,507.50 = 80,104.50 : x
  2. Step 2: Convert to fraction form
    164,470.78/246,507.50 = 80,104.50/x
  3. Step 3: Cross multiply
    164,470.78x = 246,507.50 × 80,104.50
  4. Step 4: Simplify right side
    164,470.78x = 19,746,360,033.75
  5. Step 5: Solve for x
    x = 19,746,360,033.75/164,470.78
  6. Step 6: Final answer
    x = 120,059.99

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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.