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Finding the Fourth Proportional to 166,544.96, 250,070.88 and 145,472.96

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Solution

The fourth proportional to 166,544.96, 250,070.88 and 145,472.96 is: 218,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,544.96 : 250,070.88 = 145,472.96 : x
  2. Step 2: Convert to fraction form
    166,544.96/250,070.88 = 145,472.96/x
  3. Step 3: Cross multiply
    166,544.96x = 250,070.88 × 145,472.96
  4. Step 4: Simplify right side
    166,544.96x = 36,378,551,123.40
  5. Step 5: Solve for x
    x = 36,378,551,123.40/166,544.96
  6. Step 6: Final answer
    x = 218,430.81

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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.