Home / 50,186.75-75,267.52-20,612.75

Finding the Fourth Proportional to 50,186.75, 75,267.52 and 20,612.75

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Solution

The fourth proportional to 50,186.75, 75,267.52 and 20,612.75 is: 30,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,186.75 : 75,267.52 = 20,612.75 : x
  2. Step 2: Convert to fraction form
    50,186.75/75,267.52 = 20,612.75/x
  3. Step 3: Cross multiply
    50,186.75x = 75,267.52 × 20,612.75
  4. Step 4: Simplify right side
    50,186.75x = 1,551,470,145.01
  5. Step 5: Solve for x
    x = 1,551,470,145.01/50,186.75
  6. Step 6: Final answer
    x = 30,913.94

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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.