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Finding the Fourth Proportional to 171,573.15, 257,654.97 and 164,192.04

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Solution

The fourth proportional to 171,573.15, 257,654.97 and 164,192.04 is: 246,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,573.15 : 257,654.97 = 164,192.04 : x
  2. Step 2: Convert to fraction form
    171,573.15/257,654.97 = 164,192.04/x
  3. Step 3: Cross multiply
    171,573.15x = 257,654.97 × 164,192.04
  4. Step 4: Simplify right side
    171,573.15x = 42,304,895,140.44
  5. Step 5: Solve for x
    x = 42,304,895,140.44/171,573.15
  6. Step 6: Final answer
    x = 246,570.60

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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.