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Finding the Fourth Proportional to 14,908.59, 20,593.77 and 10,447.11

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Solution

The fourth proportional to 14,908.59, 20,593.77 and 10,447.11 is: 14,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.59 : 20,593.77 = 10,447.11 : x
  2. Step 2: Convert to fraction form
    14,908.59/20,593.77 = 10,447.11/x
  3. Step 3: Cross multiply
    14,908.59x = 20,593.77 × 10,447.11
  4. Step 4: Simplify right side
    14,908.59x = 215,145,380.50
  5. Step 5: Solve for x
    x = 215,145,380.50/14,908.59
  6. Step 6: Final answer
    x = 14,430.97

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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.