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Finding the Fourth Proportional to 166,552.96, 249,654.48 and 61,304.80

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Solution

The fourth proportional to 166,552.96, 249,654.48 and 61,304.80 is: 91,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,552.96 : 249,654.48 = 61,304.80 : x
  2. Step 2: Convert to fraction form
    166,552.96/249,654.48 = 61,304.80/x
  3. Step 3: Cross multiply
    166,552.96x = 249,654.48 × 61,304.80
  4. Step 4: Simplify right side
    166,552.96x = 15,305,017,965.50
  5. Step 5: Solve for x
    x = 15,305,017,965.50/166,552.96
  6. Step 6: Final answer
    x = 91,892.80

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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.