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Finding the Fourth Proportional to 166,827.52, 250,241.28 and 42,168.52

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Solution

The fourth proportional to 166,827.52, 250,241.28 and 42,168.52 is: 63,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827.52 : 250,241.28 = 42,168.52 : x
  2. Step 2: Convert to fraction form
    166,827.52/250,241.28 = 42,168.52/x
  3. Step 3: Cross multiply
    166,827.52x = 250,241.28 × 42,168.52
  4. Step 4: Simplify right side
    166,827.52x = 10,552,304,420.51
  5. Step 5: Solve for x
    x = 10,552,304,420.51/166,827.52
  6. Step 6: Final answer
    x = 63,252.78

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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.