Home / 134,954.67-186,236.49-74,524.83

Finding the Fourth Proportional to 134,954.67, 186,236.49 and 74,524.83

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Solution

The fourth proportional to 134,954.67, 186,236.49 and 74,524.83 is: 102,843.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,954.67 : 186,236.49 = 74,524.83 : x
  2. Step 2: Convert to fraction form
    134,954.67/186,236.49 = 74,524.83/x
  3. Step 3: Cross multiply
    134,954.67x = 186,236.49 × 74,524.83
  4. Step 4: Simplify right side
    134,954.67x = 13,879,242,757.05
  5. Step 5: Solve for x
    x = 13,879,242,757.05/134,954.67
  6. Step 6: Final answer
    x = 102,843.74

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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.