Home / 217,634.85-326,414.61-59,825.79

Finding the Fourth Proportional to 217,634.85, 326,414.61 and 59,825.79

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Solution

The fourth proportional to 217,634.85, 326,414.61 and 59,825.79 is: 89,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,634.85 : 326,414.61 = 59,825.79 : x
  2. Step 2: Convert to fraction form
    217,634.85/326,414.61 = 59,825.79/x
  3. Step 3: Cross multiply
    217,634.85x = 326,414.61 × 59,825.79
  4. Step 4: Simplify right side
    217,634.85x = 19,528,011,910.79
  5. Step 5: Solve for x
    x = 19,528,011,910.79/217,634.85
  6. Step 6: Final answer
    x = 89,728.33

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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.