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Finding the Fourth Proportional to 69,336.80, 103,942.80 and 24,953.12

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Solution

The fourth proportional to 69,336.80, 103,942.80 and 24,953.12 is: 37,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,336.80 : 103,942.80 = 24,953.12 : x
  2. Step 2: Convert to fraction form
    69,336.80/103,942.80 = 24,953.12/x
  3. Step 3: Cross multiply
    69,336.80x = 103,942.80 × 24,953.12
  4. Step 4: Simplify right side
    69,336.80x = 2,593,697,161.54
  5. Step 5: Solve for x
    x = 2,593,697,161.54/69,336.80
  6. Step 6: Final answer
    x = 37,407.22

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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.