Home / 175,337.88-263,107.26-74,127.84

Finding the Fourth Proportional to 175,337.88, 263,107.26 and 74,127.84

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Solution

The fourth proportional to 175,337.88, 263,107.26 and 74,127.84 is: 111,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,337.88 : 263,107.26 = 74,127.84 : x
  2. Step 2: Convert to fraction form
    175,337.88/263,107.26 = 74,127.84/x
  3. Step 3: Cross multiply
    175,337.88x = 263,107.26 × 74,127.84
  4. Step 4: Simplify right side
    175,337.88x = 19,503,572,872.12
  5. Step 5: Solve for x
    x = 19,503,572,872.12/175,337.88
  6. Step 6: Final answer
    x = 111,234.22

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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.