Home / 174,310.72-261,450.88-107,761.12

Finding the Fourth Proportional to 174,310.72, 261,450.88 and 107,761.12

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Solution

The fourth proportional to 174,310.72, 261,450.88 and 107,761.12 is: 161,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,310.72 : 261,450.88 = 107,761.12 : x
  2. Step 2: Convert to fraction form
    174,310.72/261,450.88 = 107,761.12/x
  3. Step 3: Cross multiply
    174,310.72x = 261,450.88 × 107,761.12
  4. Step 4: Simplify right side
    174,310.72x = 28,174,239,653.79
  5. Step 5: Solve for x
    x = 28,174,239,653.79/174,310.72
  6. Step 6: Final answer
    x = 161,632.28

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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.