Home / 179,727.66-248,035.50-103,270.68

Finding the Fourth Proportional to 179,727.66, 248,035.50 and 103,270.68

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Solution

The fourth proportional to 179,727.66, 248,035.50 and 103,270.68 is: 142,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,727.66 : 248,035.50 = 103,270.68 : x
  2. Step 2: Convert to fraction form
    179,727.66/248,035.50 = 103,270.68/x
  3. Step 3: Cross multiply
    179,727.66x = 248,035.50 × 103,270.68
  4. Step 4: Simplify right side
    179,727.66x = 25,614,794,749.14
  5. Step 5: Solve for x
    x = 25,614,794,749.14/179,727.66
  6. Step 6: Final answer
    x = 142,520.05

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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.