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Finding the Fourth Proportional to 56,735.01, 85,116.17 and 17,289.73

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Solution

The fourth proportional to 56,735.01, 85,116.17 and 17,289.73 is: 25,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,735.01 : 85,116.17 = 17,289.73 : x
  2. Step 2: Convert to fraction form
    56,735.01/85,116.17 = 17,289.73/x
  3. Step 3: Cross multiply
    56,735.01x = 85,116.17 × 17,289.73
  4. Step 4: Simplify right side
    56,735.01x = 1,471,635,597.93
  5. Step 5: Solve for x
    x = 1,471,635,597.93/56,735.01
  6. Step 6: Final answer
    x = 25,938.76

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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.