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Finding the Fourth Proportional to 16,525.49, 22,804.49 and 8,971.53

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Solution

The fourth proportional to 16,525.49, 22,804.49 and 8,971.53 is: 12,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,525.49 : 22,804.49 = 8,971.53 : x
  2. Step 2: Convert to fraction form
    16,525.49/22,804.49 = 8,971.53/x
  3. Step 3: Cross multiply
    16,525.49x = 22,804.49 × 8,971.53
  4. Step 4: Simplify right side
    16,525.49x = 204,591,166.17
  5. Step 5: Solve for x
    x = 204,591,166.17/16,525.49
  6. Step 6: Final answer
    x = 12,380.34

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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.