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Finding the Fourth Proportional to 69,290.91, 103,924.94 and 24,909.39

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Solution

The fourth proportional to 69,290.91, 103,924.94 and 24,909.39 is: 37,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,290.91 : 103,924.94 = 24,909.39 : x
  2. Step 2: Convert to fraction form
    69,290.91/103,924.94 = 24,909.39/x
  3. Step 3: Cross multiply
    69,290.91x = 103,924.94 × 24,909.39
  4. Step 4: Simplify right side
    69,290.91x = 2,588,706,736.64
  5. Step 5: Solve for x
    x = 2,588,706,736.64/69,290.91
  6. Step 6: Final answer
    x = 37,359.98

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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.