Home / 50,039.36-75,014.88-18,852.80

Finding the Fourth Proportional to 50,039.36, 75,014.88 and 18,852.80

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Solution

The fourth proportional to 50,039.36, 75,014.88 and 18,852.80 is: 28,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,039.36 : 75,014.88 = 18,852.80 : x
  2. Step 2: Convert to fraction form
    50,039.36/75,014.88 = 18,852.80/x
  3. Step 3: Cross multiply
    50,039.36x = 75,014.88 × 18,852.80
  4. Step 4: Simplify right side
    50,039.36x = 1,414,240,529.66
  5. Step 5: Solve for x
    x = 1,414,240,529.66/50,039.36
  6. Step 6: Final answer
    x = 28,262.56

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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.