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Finding the Fourth Proportional to 16,349.70, 24,524.55 and 13,069.20

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Solution

The fourth proportional to 16,349.70, 24,524.55 and 13,069.20 is: 19,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,349.70 : 24,524.55 = 13,069.20 : x
  2. Step 2: Convert to fraction form
    16,349.70/24,524.55 = 13,069.20/x
  3. Step 3: Cross multiply
    16,349.70x = 24,524.55 × 13,069.20
  4. Step 4: Simplify right side
    16,349.70x = 320,516,248.86
  5. Step 5: Solve for x
    x = 320,516,248.86/16,349.70
  6. Step 6: Final answer
    x = 19,603.80

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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.