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Finding the Fourth Proportional to 174,277.69, 240,311.11 and 120,469.29

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Solution

The fourth proportional to 174,277.69, 240,311.11 and 120,469.29 is: 166,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,277.69 : 240,311.11 = 120,469.29 : x
  2. Step 2: Convert to fraction form
    174,277.69/240,311.11 = 120,469.29/x
  3. Step 3: Cross multiply
    174,277.69x = 240,311.11 × 120,469.29
  4. Step 4: Simplify right side
    174,277.69x = 28,950,108,800.81
  5. Step 5: Solve for x
    x = 28,950,108,800.81/174,277.69
  6. Step 6: Final answer
    x = 166,114.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.