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Finding the Fourth Proportional to 16,203.19, 22,360.40 and 8,751.19

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Solution

The fourth proportional to 16,203.19, 22,360.40 and 8,751.19 is: 12,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.19 : 22,360.40 = 8,751.19 : x
  2. Step 2: Convert to fraction form
    16,203.19/22,360.40 = 8,751.19/x
  3. Step 3: Cross multiply
    16,203.19x = 22,360.40 × 8,751.19
  4. Step 4: Simplify right side
    16,203.19x = 195,680,108.88
  5. Step 5: Solve for x
    x = 195,680,108.88/16,203.19
  6. Step 6: Final answer
    x = 12,076.64

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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.