Home / 226,378.96-339,636.35-91,373.58

Finding the Fourth Proportional to 226,378.96, 339,636.35 and 91,373.58

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Solution

The fourth proportional to 226,378.96, 339,636.35 and 91,373.58 is: 137,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,378.96 : 339,636.35 = 91,373.58 : x
  2. Step 2: Convert to fraction form
    226,378.96/339,636.35 = 91,373.58/x
  3. Step 3: Cross multiply
    226,378.96x = 339,636.35 × 91,373.58
  4. Step 4: Simplify right side
    226,378.96x = 31,033,789,197.63
  5. Step 5: Solve for x
    x = 31,033,789,197.63/226,378.96
  6. Step 6: Final answer
    x = 137,087.78

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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.