Home / 50,037.36-75,011.88-18,850.80

Finding the Fourth Proportional to 50,037.36, 75,011.88 and 18,850.80

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Solution

The fourth proportional to 50,037.36, 75,011.88 and 18,850.80 is: 28,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,037.36 : 75,011.88 = 18,850.80 : x
  2. Step 2: Convert to fraction form
    50,037.36/75,011.88 = 18,850.80/x
  3. Step 3: Cross multiply
    50,037.36x = 75,011.88 × 18,850.80
  4. Step 4: Simplify right side
    50,037.36x = 1,414,033,947.50
  5. Step 5: Solve for x
    x = 1,414,033,947.50/50,037.36
  6. Step 6: Final answer
    x = 28,259.56

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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.