Home / 117,768.92-162,521.87-64,054.33

Finding the Fourth Proportional to 117,768.92, 162,521.87 and 64,054.33

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Solution

The fourth proportional to 117,768.92, 162,521.87 and 64,054.33 is: 88,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,768.92 : 162,521.87 = 64,054.33 : x
  2. Step 2: Convert to fraction form
    117,768.92/162,521.87 = 64,054.33/x
  3. Step 3: Cross multiply
    117,768.92x = 162,521.87 × 64,054.33
  4. Step 4: Simplify right side
    117,768.92x = 10,410,228,766.62
  5. Step 5: Solve for x
    x = 10,410,228,766.62/117,768.92
  6. Step 6: Final answer
    x = 88,395.39

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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.