Home / 217,529.58-326,257.38-59,721.06

Finding the Fourth Proportional to 217,529.58, 326,257.38 and 59,721.06

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Solution

The fourth proportional to 217,529.58, 326,257.38 and 59,721.06 is: 89,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,529.58 : 326,257.38 = 59,721.06 : x
  2. Step 2: Convert to fraction form
    217,529.58/326,257.38 = 59,721.06/x
  3. Step 3: Cross multiply
    217,529.58x = 326,257.38 × 59,721.06
  4. Step 4: Simplify right side
    217,529.58x = 19,484,436,566.42
  5. Step 5: Solve for x
    x = 19,484,436,566.42/217,529.58
  6. Step 6: Final answer
    x = 89,571.43

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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.