Home / 50,387.39-69,535.23-27,728.99

Finding the Fourth Proportional to 50,387.39, 69,535.23 and 27,728.99

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Solution

The fourth proportional to 50,387.39, 69,535.23 and 27,728.99 is: 38,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,387.39 : 69,535.23 = 27,728.99 : x
  2. Step 2: Convert to fraction form
    50,387.39/69,535.23 = 27,728.99/x
  3. Step 3: Cross multiply
    50,387.39x = 69,535.23 × 27,728.99
  4. Step 4: Simplify right side
    50,387.39x = 1,928,141,697.32
  5. Step 5: Solve for x
    x = 1,928,141,697.32/50,387.39
  6. Step 6: Final answer
    x = 38,266.35

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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.