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Finding the Fourth Proportional to 166,092.50, 249,138.75 and 53,866.60

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Solution

The fourth proportional to 166,092.50, 249,138.75 and 53,866.60 is: 80,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,092.50 : 249,138.75 = 53,866.60 : x
  2. Step 2: Convert to fraction form
    166,092.50/249,138.75 = 53,866.60/x
  3. Step 3: Cross multiply
    166,092.50x = 249,138.75 × 53,866.60
  4. Step 4: Simplify right side
    166,092.50x = 13,420,257,390.75
  5. Step 5: Solve for x
    x = 13,420,257,390.75/166,092.50
  6. Step 6: Final answer
    x = 80,799.90

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1.5x scale

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.