Home / 50,428.80-69,591.14-27,767.30

Finding the Fourth Proportional to 50,428.80, 69,591.14 and 27,767.30

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Solution

The fourth proportional to 50,428.80, 69,591.14 and 27,767.30 is: 38,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.80 : 69,591.14 = 27,767.30 : x
  2. Step 2: Convert to fraction form
    50,428.80/69,591.14 = 27,767.30/x
  3. Step 3: Cross multiply
    50,428.80x = 69,591.14 × 27,767.30
  4. Step 4: Simplify right side
    50,428.80x = 1,932,358,061.72
  5. Step 5: Solve for x
    x = 1,932,358,061.72/50,428.80
  6. Step 6: Final answer
    x = 38,318.54

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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.