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Finding the Fourth Proportional to 50,507.37, 69,700.34 and 27,845.87

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Solution

The fourth proportional to 50,507.37, 69,700.34 and 27,845.87 is: 38,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,507.37 : 69,700.34 = 27,845.87 : x
  2. Step 2: Convert to fraction form
    50,507.37/69,700.34 = 27,845.87/x
  3. Step 3: Cross multiply
    50,507.37x = 69,700.34 × 27,845.87
  4. Step 4: Simplify right side
    50,507.37x = 1,940,866,118.86
  5. Step 5: Solve for x
    x = 1,940,866,118.86/50,507.37
  6. Step 6: Final answer
    x = 38,427.38

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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.