Home / 50,207.76-75,298.98-20,633.76

Finding the Fourth Proportional to 50,207.76, 75,298.98 and 20,633.76

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Solution

The fourth proportional to 50,207.76, 75,298.98 and 20,633.76 is: 30,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,207.76 : 75,298.98 = 20,633.76 : x
  2. Step 2: Convert to fraction form
    50,207.76/75,298.98 = 20,633.76/x
  3. Step 3: Cross multiply
    50,207.76x = 75,298.98 × 20,633.76
  4. Step 4: Simplify right side
    50,207.76x = 1,553,701,081.56
  5. Step 5: Solve for x
    x = 1,553,701,081.56/50,207.76
  6. Step 6: Final answer
    x = 30,945.44

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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.