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Finding the Fourth Proportional to 16,423.26, 24,631.05 and 5,327.10

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Solution

The fourth proportional to 16,423.26, 24,631.05 and 5,327.10 is: 7,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.26 : 24,631.05 = 5,327.10 : x
  2. Step 2: Convert to fraction form
    16,423.26/24,631.05 = 5,327.10/x
  3. Step 3: Cross multiply
    16,423.26x = 24,631.05 × 5,327.10
  4. Step 4: Simplify right side
    16,423.26x = 131,212,066.46
  5. Step 5: Solve for x
    x = 131,212,066.46/16,423.26
  6. Step 6: Final answer
    x = 7,989.40

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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.