Home / 53,867.76-74,333.44-29,989.84

Finding the Fourth Proportional to 53,867.76, 74,333.44 and 29,989.84

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Solution

The fourth proportional to 53,867.76, 74,333.44 and 29,989.84 is: 41,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,867.76 : 74,333.44 = 29,989.84 : x
  2. Step 2: Convert to fraction form
    53,867.76/74,333.44 = 29,989.84/x
  3. Step 3: Cross multiply
    53,867.76x = 74,333.44 × 29,989.84
  4. Step 4: Simplify right side
    53,867.76x = 2,229,247,972.25
  5. Step 5: Solve for x
    x = 2,229,247,972.25/53,867.76
  6. Step 6: Final answer
    x = 41,383.71

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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.