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Finding the Fourth Proportional to 24,363.72, 36,529.20 and 8,779.32

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Solution

The fourth proportional to 24,363.72, 36,529.20 and 8,779.32 is: 13,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,363.72 : 36,529.20 = 8,779.32 : x
  2. Step 2: Convert to fraction form
    24,363.72/36,529.20 = 8,779.32/x
  3. Step 3: Cross multiply
    24,363.72x = 36,529.20 × 8,779.32
  4. Step 4: Simplify right side
    24,363.72x = 320,701,536.14
  5. Step 5: Solve for x
    x = 320,701,536.14/24,363.72
  6. Step 6: Final answer
    x = 13,163.08

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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.