Home / 50,850.40-76,267.44-13,905.76

Finding the Fourth Proportional to 50,850.40, 76,267.44 and 13,905.76

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Solution

The fourth proportional to 50,850.40, 76,267.44 and 13,905.76 is: 20,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,850.40 : 76,267.44 = 13,905.76 : x
  2. Step 2: Convert to fraction form
    50,850.40/76,267.44 = 13,905.76/x
  3. Step 3: Cross multiply
    50,850.40x = 76,267.44 × 13,905.76
  4. Step 4: Simplify right side
    50,850.40x = 1,060,556,716.45
  5. Step 5: Solve for x
    x = 1,060,556,716.45/50,850.40
  6. Step 6: Final answer
    x = 20,856.41

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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.