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Finding the Fourth Proportional to 57,652.57, 86,481.44 and 17,668.62

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Solution

The fourth proportional to 57,652.57, 86,481.44 and 17,668.62 is: 26,503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,652.57 : 86,481.44 = 17,668.62 : x
  2. Step 2: Convert to fraction form
    57,652.57/86,481.44 = 17,668.62/x
  3. Step 3: Cross multiply
    57,652.57x = 86,481.44 × 17,668.62
  4. Step 4: Simplify right side
    57,652.57x = 1,528,007,656.24
  5. Step 5: Solve for x
    x = 1,528,007,656.24/57,652.57
  6. Step 6: Final answer
    x = 26,503.72

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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.