Home / 179,505.27-247,727.01-103,023.75

Finding the Fourth Proportional to 179,505.27, 247,727.01 and 103,023.75

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Solution

The fourth proportional to 179,505.27, 247,727.01 and 103,023.75 is: 142,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,505.27 : 247,727.01 = 103,023.75 : x
  2. Step 2: Convert to fraction form
    179,505.27/247,727.01 = 103,023.75/x
  3. Step 3: Cross multiply
    179,505.27x = 247,727.01 × 103,023.75
  4. Step 4: Simplify right side
    179,505.27x = 25,521,765,546.49
  5. Step 5: Solve for x
    x = 25,521,765,546.49/179,505.27
  6. Step 6: Final answer
    x = 142,178.37

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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.