Home / 171,816.39-257,447.57-92,967.75

Finding the Fourth Proportional to 171,816.39, 257,447.57 and 92,967.75

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Solution

The fourth proportional to 171,816.39, 257,447.57 and 92,967.75 is: 139,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,816.39 : 257,447.57 = 92,967.75 : x
  2. Step 2: Convert to fraction form
    171,816.39/257,447.57 = 92,967.75/x
  3. Step 3: Cross multiply
    171,816.39x = 257,447.57 × 92,967.75
  4. Step 4: Simplify right side
    171,816.39x = 23,934,320,861.03
  5. Step 5: Solve for x
    x = 23,934,320,861.03/171,816.39
  6. Step 6: Final answer
    x = 139,301.73

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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.