Home / 50,362.97-75,547.42-20,770.56

Finding the Fourth Proportional to 50,362.97, 75,547.42 and 20,770.56

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Solution

The fourth proportional to 50,362.97, 75,547.42 and 20,770.56 is: 31,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,362.97 : 75,547.42 = 20,770.56 : x
  2. Step 2: Convert to fraction form
    50,362.97/75,547.42 = 20,770.56/x
  3. Step 3: Cross multiply
    50,362.97x = 75,547.42 × 20,770.56
  4. Step 4: Simplify right side
    50,362.97x = 1,569,162,168.03
  5. Step 5: Solve for x
    x = 1,569,162,168.03/50,362.97
  6. Step 6: Final answer
    x = 31,157.06

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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.