Home / 49,712.76-68,606.57-28,493.39

Finding the Fourth Proportional to 49,712.76, 68,606.57 and 28,493.39

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Solution

The fourth proportional to 49,712.76, 68,606.57 and 28,493.39 is: 39,322.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.76 : 68,606.57 = 28,493.39 : x
  2. Step 2: Convert to fraction form
    49,712.76/68,606.57 = 28,493.39/x
  3. Step 3: Cross multiply
    49,712.76x = 68,606.57 × 28,493.39
  4. Step 4: Simplify right side
    49,712.76x = 1,954,833,784.62
  5. Step 5: Solve for x
    x = 1,954,833,784.62/49,712.76
  6. Step 6: Final answer
    x = 39,322.58

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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.