Home / 117,647.38-162,353.04-63,932.41

Finding the Fourth Proportional to 117,647.38, 162,353.04 and 63,932.41

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Solution

The fourth proportional to 117,647.38, 162,353.04 and 63,932.41 is: 88,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,647.38 : 162,353.04 = 63,932.41 : x
  2. Step 2: Convert to fraction form
    117,647.38/162,353.04 = 63,932.41/x
  3. Step 3: Cross multiply
    117,647.38x = 162,353.04 × 63,932.41
  4. Step 4: Simplify right side
    117,647.38x = 10,379,621,118.03
  5. Step 5: Solve for x
    x = 10,379,621,118.03/117,647.38
  6. Step 6: Final answer
    x = 88,226.54

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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.