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Finding the Fourth Proportional to 166,827.60, 250,241.40 and 149,112.90

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Solution

The fourth proportional to 166,827.60, 250,241.40 and 149,112.90 is: 223,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827.60 : 250,241.40 = 149,112.90 : x
  2. Step 2: Convert to fraction form
    166,827.60/250,241.40 = 149,112.90/x
  3. Step 3: Cross multiply
    166,827.60x = 250,241.40 × 149,112.90
  4. Step 4: Simplify right side
    166,827.60x = 37,314,220,854.06
  5. Step 5: Solve for x
    x = 37,314,220,854.06/166,827.60
  6. Step 6: Final answer
    x = 223,669.35

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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.