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Finding the Fourth Proportional to 57,393.83, 86,076.92 and 17,950.96

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Solution

The fourth proportional to 57,393.83, 86,076.92 and 17,950.96 is: 26,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,393.83 : 86,076.92 = 17,950.96 : x
  2. Step 2: Convert to fraction form
    57,393.83/86,076.92 = 17,950.96/x
  3. Step 3: Cross multiply
    57,393.83x = 86,076.92 × 17,950.96
  4. Step 4: Simplify right side
    57,393.83x = 1,545,163,042.90
  5. Step 5: Solve for x
    x = 1,545,163,042.90/57,393.83
  6. Step 6: Final answer
    x = 26,922.11

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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.