Home / 50,157.58-75,212.79-18,545.80

Finding the Fourth Proportional to 50,157.58, 75,212.79 and 18,545.80

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Solution

The fourth proportional to 50,157.58, 75,212.79 and 18,545.80 is: 27,809.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,157.58 : 75,212.79 = 18,545.80 : x
  2. Step 2: Convert to fraction form
    50,157.58/75,212.79 = 18,545.80/x
  3. Step 3: Cross multiply
    50,157.58x = 75,212.79 × 18,545.80
  4. Step 4: Simplify right side
    50,157.58x = 1,394,881,360.78
  5. Step 5: Solve for x
    x = 1,394,881,360.78/50,157.58
  6. Step 6: Final answer
    x = 27,809.98

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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.