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Finding the Fourth Proportional to 16,895.92, 25,345.94 and 7,041.88

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Solution

The fourth proportional to 16,895.92, 25,345.94 and 7,041.88 is: 10,563.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.92 : 25,345.94 = 7,041.88 : x
  2. Step 2: Convert to fraction form
    16,895.92/25,345.94 = 7,041.88/x
  3. Step 3: Cross multiply
    16,895.92x = 25,345.94 × 7,041.88
  4. Step 4: Simplify right side
    16,895.92x = 178,483,067.97
  5. Step 5: Solve for x
    x = 178,483,067.97/16,895.92
  6. Step 6: Final answer
    x = 10,563.68

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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.