Home / 50,786.75-70,063.58-30,632.45

Finding the Fourth Proportional to 50,786.75, 70,063.58 and 30,632.45

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Solution

The fourth proportional to 50,786.75, 70,063.58 and 30,632.45 is: 42,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,786.75 : 70,063.58 = 30,632.45 : x
  2. Step 2: Convert to fraction form
    50,786.75/70,063.58 = 30,632.45/x
  3. Step 3: Cross multiply
    50,786.75x = 70,063.58 × 30,632.45
  4. Step 4: Simplify right side
    50,786.75x = 2,146,218,837.43
  5. Step 5: Solve for x
    x = 2,146,218,837.43/50,786.75
  6. Step 6: Final answer
    x = 42,259.42

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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.