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Finding the Fourth Proportional to 166,773.40, 250,073.70 and 61,538.20

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Solution

The fourth proportional to 166,773.40, 250,073.70 and 61,538.20 is: 92,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,773.40 : 250,073.70 = 61,538.20 : x
  2. Step 2: Convert to fraction form
    166,773.40/250,073.70 = 61,538.20/x
  3. Step 3: Cross multiply
    166,773.40x = 250,073.70 × 61,538.20
  4. Step 4: Simplify right side
    166,773.40x = 15,389,085,365.34
  5. Step 5: Solve for x
    x = 15,389,085,365.34/166,773.40
  6. Step 6: Final answer
    x = 92,275.42

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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.