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Finding the Fourth Proportional to 69,756.39, 96,261.21 and 37,924.20

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Solution

The fourth proportional to 69,756.39, 96,261.21 and 37,924.20 is: 52,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,756.39 : 96,261.21 = 37,924.20 : x
  2. Step 2: Convert to fraction form
    69,756.39/96,261.21 = 37,924.20/x
  3. Step 3: Cross multiply
    69,756.39x = 96,261.21 × 37,924.20
  4. Step 4: Simplify right side
    69,756.39x = 3,650,629,380.28
  5. Step 5: Solve for x
    x = 3,650,629,380.28/69,756.39
  6. Step 6: Final answer
    x = 52,333.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.