Home / 50,180.92-69,241.80-28,956.16

Finding the Fourth Proportional to 50,180.92, 69,241.80 and 28,956.16

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Solution

The fourth proportional to 50,180.92, 69,241.80 and 28,956.16 is: 39,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,180.92 : 69,241.80 = 28,956.16 : x
  2. Step 2: Convert to fraction form
    50,180.92/69,241.80 = 28,956.16/x
  3. Step 3: Cross multiply
    50,180.92x = 69,241.80 × 28,956.16
  4. Step 4: Simplify right side
    50,180.92x = 2,004,976,639.49
  5. Step 5: Solve for x
    x = 2,004,976,639.49/50,180.92
  6. Step 6: Final answer
    x = 39,954.96

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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.