Home / 49,788.45-68,708.07-27,432.45

Finding the Fourth Proportional to 49,788.45, 68,708.07 and 27,432.45

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Solution

The fourth proportional to 49,788.45, 68,708.07 and 27,432.45 is: 37,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788.45 : 68,708.07 = 27,432.45 : x
  2. Step 2: Convert to fraction form
    49,788.45/68,708.07 = 27,432.45/x
  3. Step 3: Cross multiply
    49,788.45x = 68,708.07 × 27,432.45
  4. Step 4: Simplify right side
    49,788.45x = 1,884,830,694.87
  5. Step 5: Solve for x
    x = 1,884,830,694.87/49,788.45
  6. Step 6: Final answer
    x = 37,856.79

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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.