Home / 134,610.93-185,764.32-74,183.73

Finding the Fourth Proportional to 134,610.93, 185,764.32 and 74,183.73

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Solution

The fourth proportional to 134,610.93, 185,764.32 and 74,183.73 is: 102,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,610.93 : 185,764.32 = 74,183.73 : x
  2. Step 2: Convert to fraction form
    134,610.93/185,764.32 = 74,183.73/x
  3. Step 3: Cross multiply
    134,610.93x = 185,764.32 × 74,183.73
  4. Step 4: Simplify right side
    134,610.93x = 13,780,690,158.51
  5. Step 5: Solve for x
    x = 13,780,690,158.51/134,610.93
  6. Step 6: Final answer
    x = 102,374.23

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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.