Home / 111,321.50-166,997.98-36,447.74

Finding the Fourth Proportional to 111,321.50, 166,997.98 and 36,447.74

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Solution

The fourth proportional to 111,321.50, 166,997.98 and 36,447.74 is: 54,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,321.50 : 166,997.98 = 36,447.74 : x
  2. Step 2: Convert to fraction form
    111,321.50/166,997.98 = 36,447.74/x
  3. Step 3: Cross multiply
    111,321.50x = 166,997.98 × 36,447.74
  4. Step 4: Simplify right side
    111,321.50x = 6,086,698,955.57
  5. Step 5: Solve for x
    x = 6,086,698,955.57/111,321.50
  6. Step 6: Final answer
    x = 54,676.76

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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.