Home / 217,623.56-325,801.38-161,711.60

Finding the Fourth Proportional to 217,623.56, 325,801.38 and 161,711.60

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Solution

The fourth proportional to 217,623.56, 325,801.38 and 161,711.60 is: 242,096.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,623.56 : 325,801.38 = 161,711.60 : x
  2. Step 2: Convert to fraction form
    217,623.56/325,801.38 = 161,711.60/x
  3. Step 3: Cross multiply
    217,623.56x = 325,801.38 × 161,711.60
  4. Step 4: Simplify right side
    217,623.56x = 52,685,862,442.01
  5. Step 5: Solve for x
    x = 52,685,862,442.01/217,623.56
  6. Step 6: Final answer
    x = 242,096.32

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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.