Home / 49,673.92-68,553.28-30,823.68

Finding the Fourth Proportional to 49,673.92, 68,553.28 and 30,823.68

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Solution

The fourth proportional to 49,673.92, 68,553.28 and 30,823.68 is: 42,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673.92 : 68,553.28 = 30,823.68 : x
  2. Step 2: Convert to fraction form
    49,673.92/68,553.28 = 30,823.68/x
  3. Step 3: Cross multiply
    49,673.92x = 68,553.28 × 30,823.68
  4. Step 4: Simplify right side
    49,673.92x = 2,113,064,365.67
  5. Step 5: Solve for x
    x = 2,113,064,365.67/49,673.92
  6. Step 6: Final answer
    x = 42,538.71

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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.