Home / 217,906.08-326,850.24-60,130.50

Finding the Fourth Proportional to 217,906.08, 326,850.24 and 60,130.50

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Solution

The fourth proportional to 217,906.08, 326,850.24 and 60,130.50 is: 90,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,906.08 : 326,850.24 = 60,130.50 : x
  2. Step 2: Convert to fraction form
    217,906.08/326,850.24 = 60,130.50/x
  3. Step 3: Cross multiply
    217,906.08x = 326,850.24 × 60,130.50
  4. Step 4: Simplify right side
    217,906.08x = 19,653,668,356.32
  5. Step 5: Solve for x
    x = 19,653,668,356.32/217,906.08
  6. Step 6: Final answer
    x = 90,193.30

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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.