Home / 50,856.39-70,184.03-28,193.94

Finding the Fourth Proportional to 50,856.39, 70,184.03 and 28,193.94

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Solution

The fourth proportional to 50,856.39, 70,184.03 and 28,193.94 is: 38,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,856.39 : 70,184.03 = 28,193.94 : x
  2. Step 2: Convert to fraction form
    50,856.39/70,184.03 = 28,193.94/x
  3. Step 3: Cross multiply
    50,856.39x = 70,184.03 × 28,193.94
  4. Step 4: Simplify right side
    50,856.39x = 1,978,764,330.78
  5. Step 5: Solve for x
    x = 1,978,764,330.78/50,856.39
  6. Step 6: Final answer
    x = 38,908.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.