Home / 50,849.44-76,274.61-20,880.16

Finding the Fourth Proportional to 50,849.44, 76,274.61 and 20,880.16

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Solution

The fourth proportional to 50,849.44, 76,274.61 and 20,880.16 is: 31,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,849.44 : 76,274.61 = 20,880.16 : x
  2. Step 2: Convert to fraction form
    50,849.44/76,274.61 = 20,880.16/x
  3. Step 3: Cross multiply
    50,849.44x = 76,274.61 × 20,880.16
  4. Step 4: Simplify right side
    50,849.44x = 1,592,626,060.74
  5. Step 5: Solve for x
    x = 1,592,626,060.74/50,849.44
  6. Step 6: Final answer
    x = 31,320.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.