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Finding the Fourth Proportional to 69,618.37, 96,073.43 and 37,787.26

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Solution

The fourth proportional to 69,618.37, 96,073.43 and 37,787.26 is: 52,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,618.37 : 96,073.43 = 37,787.26 : x
  2. Step 2: Convert to fraction form
    69,618.37/96,073.43 = 37,787.26/x
  3. Step 3: Cross multiply
    69,618.37x = 96,073.43 × 37,787.26
  4. Step 4: Simplify right side
    69,618.37x = 3,630,351,249.38
  5. Step 5: Solve for x
    x = 3,630,351,249.38/69,618.37
  6. Step 6: Final answer
    x = 52,146.46

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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.