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Finding the Fourth Proportional to 166,817.61, 250,174.65 and 60,187.71

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Solution

The fourth proportional to 166,817.61, 250,174.65 and 60,187.71 is: 90,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,817.61 : 250,174.65 = 60,187.71 : x
  2. Step 2: Convert to fraction form
    166,817.61/250,174.65 = 60,187.71/x
  3. Step 3: Cross multiply
    166,817.61x = 250,174.65 × 60,187.71
  4. Step 4: Simplify right side
    166,817.61x = 15,057,438,189.46
  5. Step 5: Solve for x
    x = 15,057,438,189.46/166,817.61
  6. Step 6: Final answer
    x = 90,262.88

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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.