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Finding the Fourth Proportional to 69,757.50, 96,266.34 and 37,926.48

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Solution

The fourth proportional to 69,757.50, 96,266.34 and 37,926.48 is: 52,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,757.50 : 96,266.34 = 37,926.48 : x
  2. Step 2: Convert to fraction form
    69,757.50/96,266.34 = 37,926.48/x
  3. Step 3: Cross multiply
    69,757.50x = 96,266.34 × 37,926.48
  4. Step 4: Simplify right side
    69,757.50x = 3,651,043,418.68
  5. Step 5: Solve for x
    x = 3,651,043,418.68/69,757.50
  6. Step 6: Final answer
    x = 52,339.08

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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.