Home / 49,865.40-68,797.22-28,353

Finding the Fourth Proportional to 49,865.40, 68,797.22 and 28,353

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Solution

The fourth proportional to 49,865.40, 68,797.22 and 28,353 is: 39,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,865.40 : 68,797.22 = 28,353 : x
  2. Step 2: Convert to fraction form
    49,865.40/68,797.22 = 28,353/x
  3. Step 3: Cross multiply
    49,865.40x = 68,797.22 × 28,353
  4. Step 4: Simplify right side
    49,865.40x = 1,950,607,578.66
  5. Step 5: Solve for x
    x = 1,950,607,578.66/49,865.40
  6. Step 6: Final answer
    x = 39,117.46

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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.