Home / 50,177.84-75,268.84-20,574.80

Finding the Fourth Proportional to 50,177.84, 75,268.84 and 20,574.80

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Solution

The fourth proportional to 50,177.84, 75,268.84 and 20,574.80 is: 30,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,177.84 : 75,268.84 = 20,574.80 : x
  2. Step 2: Convert to fraction form
    50,177.84/75,268.84 = 20,574.80/x
  3. Step 3: Cross multiply
    50,177.84x = 75,268.84 × 20,574.80
  4. Step 4: Simplify right side
    50,177.84x = 1,548,641,329.23
  5. Step 5: Solve for x
    x = 1,548,641,329.23/50,177.84
  6. Step 6: Final answer
    x = 30,863.05

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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.