Home / 216,542.92-324,832.50-56,618.55

Finding the Fourth Proportional to 216,542.92, 324,832.50 and 56,618.55

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Solution

The fourth proportional to 216,542.92, 324,832.50 and 56,618.55 is: 84,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,542.92 : 324,832.50 = 56,618.55 : x
  2. Step 2: Convert to fraction form
    216,542.92/324,832.50 = 56,618.55/x
  3. Step 3: Cross multiply
    216,542.92x = 324,832.50 × 56,618.55
  4. Step 4: Simplify right side
    216,542.92x = 18,391,545,142.88
  5. Step 5: Solve for x
    x = 18,391,545,142.88/216,542.92
  6. Step 6: Final answer
    x = 84,932.56

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1.5x scale

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.