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Finding the Fourth Proportional to 16,171, 22,317.27 and 9,097.95

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Solution

The fourth proportional to 16,171, 22,317.27 and 9,097.95 is: 12,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171 : 22,317.27 = 9,097.95 : x
  2. Step 2: Convert to fraction form
    16,171/22,317.27 = 9,097.95/x
  3. Step 3: Cross multiply
    16,171x = 22,317.27 × 9,097.95
  4. Step 4: Simplify right side
    16,171x = 203,041,406.60
  5. Step 5: Solve for x
    x = 203,041,406.60/16,171
  6. Step 6: Final answer
    x = 12,555.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.