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Finding the Fourth Proportional to 164,097.90, 246,630.42 and 136,196.64

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Solution

The fourth proportional to 164,097.90, 246,630.42 and 136,196.64 is: 204,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,097.90 : 246,630.42 = 136,196.64 : x
  2. Step 2: Convert to fraction form
    164,097.90/246,630.42 = 136,196.64/x
  3. Step 3: Cross multiply
    164,097.90x = 246,630.42 × 136,196.64
  4. Step 4: Simplify right side
    164,097.90x = 33,590,234,525.79
  5. Step 5: Solve for x
    x = 33,590,234,525.79/164,097.90
  6. Step 6: Final answer
    x = 204,696.31

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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.