Home / 75,649.20-113,498.10-50,717.40

Finding the Fourth Proportional to 75,649.20, 113,498.10 and 50,717.40

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Solution

The fourth proportional to 75,649.20, 113,498.10 and 50,717.40 is: 76,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,649.20 : 113,498.10 = 50,717.40 : x
  2. Step 2: Convert to fraction form
    75,649.20/113,498.10 = 50,717.40/x
  3. Step 3: Cross multiply
    75,649.20x = 113,498.10 × 50,717.40
  4. Step 4: Simplify right side
    75,649.20x = 5,756,328,536.94
  5. Step 5: Solve for x
    x = 5,756,328,536.94/75,649.20
  6. Step 6: Final answer
    x = 76,092.39

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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.