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Finding the Fourth Proportional to 164,097.92, 246,102.60 and 69,328.64

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Solution

The fourth proportional to 164,097.92, 246,102.60 and 69,328.64 is: 103,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,097.92 : 246,102.60 = 69,328.64 : x
  2. Step 2: Convert to fraction form
    164,097.92/246,102.60 = 69,328.64/x
  3. Step 3: Cross multiply
    164,097.92x = 246,102.60 × 69,328.64
  4. Step 4: Simplify right side
    164,097.92x = 17,061,958,558.46
  5. Step 5: Solve for x
    x = 17,061,958,558.46/164,097.92
  6. Step 6: Final answer
    x = 103,974.25

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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.