Home / 179,682.67-247,960.77-99,108.37

Finding the Fourth Proportional to 179,682.67, 247,960.77 and 99,108.37

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Solution

The fourth proportional to 179,682.67, 247,960.77 and 99,108.37 is: 136,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,682.67 : 247,960.77 = 99,108.37 : x
  2. Step 2: Convert to fraction form
    179,682.67/247,960.77 = 99,108.37/x
  3. Step 3: Cross multiply
    179,682.67x = 247,960.77 × 99,108.37
  4. Step 4: Simplify right side
    179,682.67x = 24,574,987,738.64
  5. Step 5: Solve for x
    x = 24,574,987,738.64/179,682.67
  6. Step 6: Final answer
    x = 136,768.83

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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.