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Finding the Fourth Proportional to 167,766.30, 251,649.45 and 56,958.30

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Solution

The fourth proportional to 167,766.30, 251,649.45 and 56,958.30 is: 85,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,766.30 : 251,649.45 = 56,958.30 : x
  2. Step 2: Convert to fraction form
    167,766.30/251,649.45 = 56,958.30/x
  3. Step 3: Cross multiply
    167,766.30x = 251,649.45 × 56,958.30
  4. Step 4: Simplify right side
    167,766.30x = 14,333,524,867.94
  5. Step 5: Solve for x
    x = 14,333,524,867.94/167,766.30
  6. Step 6: Final answer
    x = 85,437.45

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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.