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Finding the Fourth Proportional to 164,491.60, 246,629.40 and 64,591.60

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Solution

The fourth proportional to 164,491.60, 246,629.40 and 64,591.60 is: 96,844.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,491.60 : 246,629.40 = 64,591.60 : x
  2. Step 2: Convert to fraction form
    164,491.60/246,629.40 = 64,591.60/x
  3. Step 3: Cross multiply
    164,491.60x = 246,629.40 × 64,591.60
  4. Step 4: Simplify right side
    164,491.60x = 15,930,187,553.04
  5. Step 5: Solve for x
    x = 15,930,187,553.04/164,491.60
  6. Step 6: Final answer
    x = 96,844.99

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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.