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Finding the Fourth Proportional to 50,649.78, 69,873.48 and 29,425.08

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Solution

The fourth proportional to 50,649.78, 69,873.48 and 29,425.08 is: 40,593.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,649.78 : 69,873.48 = 29,425.08 : x
  2. Step 2: Convert to fraction form
    50,649.78/69,873.48 = 29,425.08/x
  3. Step 3: Cross multiply
    50,649.78x = 69,873.48 × 29,425.08
  4. Step 4: Simplify right side
    50,649.78x = 2,056,032,738.88
  5. Step 5: Solve for x
    x = 2,056,032,738.88/50,649.78
  6. Step 6: Final answer
    x = 40,593.12

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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.