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Finding the Fourth Proportional to 16,274.43, 24,402.86 and 8,782.01

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Solution

The fourth proportional to 16,274.43, 24,402.86 and 8,782.01 is: 13,168.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,274.43 : 24,402.86 = 8,782.01 : x
  2. Step 2: Convert to fraction form
    16,274.43/24,402.86 = 8,782.01/x
  3. Step 3: Cross multiply
    16,274.43x = 24,402.86 × 8,782.01
  4. Step 4: Simplify right side
    16,274.43x = 214,305,994.62
  5. Step 5: Solve for x
    x = 214,305,994.62/16,274.43
  6. Step 6: Final answer
    x = 13,168.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.