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Finding the Fourth Proportional to 61,254.36, 91,873.17 and 16,874.73

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Solution

The fourth proportional to 61,254.36, 91,873.17 and 16,874.73 is: 25,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,254.36 : 91,873.17 = 16,874.73 : x
  2. Step 2: Convert to fraction form
    61,254.36/91,873.17 = 16,874.73/x
  3. Step 3: Cross multiply
    61,254.36x = 91,873.17 × 16,874.73
  4. Step 4: Simplify right side
    61,254.36x = 1,550,334,937.99
  5. Step 5: Solve for x
    x = 1,550,334,937.99/61,254.36
  6. Step 6: Final answer
    x = 25,309.79

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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.