Home / 226,518.20-339,565.08-76,653.57

Finding the Fourth Proportional to 226,518.20, 339,565.08 and 76,653.57

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Solution

The fourth proportional to 226,518.20, 339,565.08 and 76,653.57 is: 114,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,518.20 : 339,565.08 = 76,653.57 : x
  2. Step 2: Convert to fraction form
    226,518.20/339,565.08 = 76,653.57/x
  3. Step 3: Cross multiply
    226,518.20x = 339,565.08 × 76,653.57
  4. Step 4: Simplify right side
    226,518.20x = 26,028,875,629.34
  5. Step 5: Solve for x
    x = 26,028,875,629.34/226,518.20
  6. Step 6: Final answer
    x = 114,908.54

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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.