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Finding the Fourth Proportional to 16,203.53, 22,360.87 and 8,751.53

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Solution

The fourth proportional to 16,203.53, 22,360.87 and 8,751.53 is: 12,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.53 : 22,360.87 = 8,751.53 : x
  2. Step 2: Convert to fraction form
    16,203.53/22,360.87 = 8,751.53/x
  3. Step 3: Cross multiply
    16,203.53x = 22,360.87 × 8,751.53
  4. Step 4: Simplify right side
    16,203.53x = 195,691,824.63
  5. Step 5: Solve for x
    x = 195,691,824.63/16,203.53
  6. Step 6: Final answer
    x = 12,077.11

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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.