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Finding the Fourth Proportional to 69,293.52, 103,940.28 and 24,920.28

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Solution

The fourth proportional to 69,293.52, 103,940.28 and 24,920.28 is: 37,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,293.52 : 103,940.28 = 24,920.28 : x
  2. Step 2: Convert to fraction form
    69,293.52/103,940.28 = 24,920.28/x
  3. Step 3: Cross multiply
    69,293.52x = 103,940.28 × 24,920.28
  4. Step 4: Simplify right side
    69,293.52x = 2,590,220,880.88
  5. Step 5: Solve for x
    x = 2,590,220,880.88/69,293.52
  6. Step 6: Final answer
    x = 37,380.42

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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.