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Finding the Fourth Proportional to 16,526.70, 22,806.90 and 8,973.04

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Solution

The fourth proportional to 16,526.70, 22,806.90 and 8,973.04 is: 12,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,526.70 : 22,806.90 = 8,973.04 : x
  2. Step 2: Convert to fraction form
    16,526.70/22,806.90 = 8,973.04/x
  3. Step 3: Cross multiply
    16,526.70x = 22,806.90 × 8,973.04
  4. Step 4: Simplify right side
    16,526.70x = 204,647,225.98
  5. Step 5: Solve for x
    x = 204,647,225.98/16,526.70
  6. Step 6: Final answer
    x = 12,382.82

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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.