Home / 50,419.08-69,571.98-29,198.16

Finding the Fourth Proportional to 50,419.08, 69,571.98 and 29,198.16

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Solution

The fourth proportional to 50,419.08, 69,571.98 and 29,198.16 is: 40,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,419.08 : 69,571.98 = 29,198.16 : x
  2. Step 2: Convert to fraction form
    50,419.08/69,571.98 = 29,198.16/x
  3. Step 3: Cross multiply
    50,419.08x = 69,571.98 × 29,198.16
  4. Step 4: Simplify right side
    50,419.08x = 2,031,373,803.56
  5. Step 5: Solve for x
    x = 2,031,373,803.56/50,419.08
  6. Step 6: Final answer
    x = 40,289.78

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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.