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Finding the Fourth Proportional to 69,180, 103,770.06 and 24,809.52

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Solution

The fourth proportional to 69,180, 103,770.06 and 24,809.52 is: 37,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,180 : 103,770.06 = 24,809.52 : x
  2. Step 2: Convert to fraction form
    69,180/103,770.06 = 24,809.52/x
  3. Step 3: Cross multiply
    69,180x = 103,770.06 × 24,809.52
  4. Step 4: Simplify right side
    69,180x = 2,574,485,378.97
  5. Step 5: Solve for x
    x = 2,574,485,378.97/69,180
  6. Step 6: Final answer
    x = 37,214.30

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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.