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Finding the Fourth Proportional to 24,480.04, 36,699.30 and 9,699.40

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Solution

The fourth proportional to 24,480.04, 36,699.30 and 9,699.40 is: 14,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,480.04 : 36,699.30 = 9,699.40 : x
  2. Step 2: Convert to fraction form
    24,480.04/36,699.30 = 9,699.40/x
  3. Step 3: Cross multiply
    24,480.04x = 36,699.30 × 9,699.40
  4. Step 4: Simplify right side
    24,480.04x = 355,961,190.42
  5. Step 5: Solve for x
    x = 355,961,190.42/24,480.04
  6. Step 6: Final answer
    x = 14,540.87

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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.