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Finding the Fourth Proportional to 16,863.88, 25,276.86 and 6,323.68

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Solution

The fourth proportional to 16,863.88, 25,276.86 and 6,323.68 is: 9,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.88 : 25,276.86 = 6,323.68 : x
  2. Step 2: Convert to fraction form
    16,863.88/25,276.86 = 6,323.68/x
  3. Step 3: Cross multiply
    16,863.88x = 25,276.86 × 6,323.68
  4. Step 4: Simplify right side
    16,863.88x = 159,842,774.04
  5. Step 5: Solve for x
    x = 159,842,774.04/16,863.88
  6. Step 6: Final answer
    x = 9,478.41

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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.