Home / 231,550.33-347,321.70-73,776.64

Finding the Fourth Proportional to 231,550.33, 347,321.70 and 73,776.64

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Solution

The fourth proportional to 231,550.33, 347,321.70 and 73,776.64 is: 110,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,550.33 : 347,321.70 = 73,776.64 : x
  2. Step 2: Convert to fraction form
    231,550.33/347,321.70 = 73,776.64/x
  3. Step 3: Cross multiply
    231,550.33x = 347,321.70 × 73,776.64
  4. Step 4: Simplify right side
    231,550.33x = 25,624,228,025.09
  5. Step 5: Solve for x
    x = 25,624,228,025.09/231,550.33
  6. Step 6: Final answer
    x = 110,663.75

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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.