Home / 179,833.11-248,169.20-99,260.12

Finding the Fourth Proportional to 179,833.11, 248,169.20 and 99,260.12

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Solution

The fourth proportional to 179,833.11, 248,169.20 and 99,260.12 is: 136,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,833.11 : 248,169.20 = 99,260.12 : x
  2. Step 2: Convert to fraction form
    179,833.11/248,169.20 = 99,260.12/x
  3. Step 3: Cross multiply
    179,833.11x = 248,169.20 × 99,260.12
  4. Step 4: Simplify right side
    179,833.11x = 24,633,302,835.16
  5. Step 5: Solve for x
    x = 24,633,302,835.16/179,833.11
  6. Step 6: Final answer
    x = 136,978.68

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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.