Home / 50,544.96-69,752.20-28,190.40

Finding the Fourth Proportional to 50,544.96, 69,752.20 and 28,190.40

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Solution

The fourth proportional to 50,544.96, 69,752.20 and 28,190.40 is: 38,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,544.96 : 69,752.20 = 28,190.40 : x
  2. Step 2: Convert to fraction form
    50,544.96/69,752.20 = 28,190.40/x
  3. Step 3: Cross multiply
    50,544.96x = 69,752.20 × 28,190.40
  4. Step 4: Simplify right side
    50,544.96x = 1,966,342,418.88
  5. Step 5: Solve for x
    x = 1,966,342,418.88/50,544.96
  6. Step 6: Final answer
    x = 38,902.84

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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.