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Finding the Fourth Proportional to 16,207.01, 22,365.63 and 8,755.01

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Solution

The fourth proportional to 16,207.01, 22,365.63 and 8,755.01 is: 12,081.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.01 : 22,365.63 = 8,755.01 : x
  2. Step 2: Convert to fraction form
    16,207.01/22,365.63 = 8,755.01/x
  3. Step 3: Cross multiply
    16,207.01x = 22,365.63 × 8,755.01
  4. Step 4: Simplify right side
    16,207.01x = 195,811,202.48
  5. Step 5: Solve for x
    x = 195,811,202.48/16,207.01
  6. Step 6: Final answer
    x = 12,081.89

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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.