Home / 88,464.98-132,739.96-55,176.50

Finding the Fourth Proportional to 88,464.98, 132,739.96 and 55,176.50

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Solution

The fourth proportional to 88,464.98, 132,739.96 and 55,176.50 is: 82,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,464.98 : 132,739.96 = 55,176.50 : x
  2. Step 2: Convert to fraction form
    88,464.98/132,739.96 = 55,176.50/x
  3. Step 3: Cross multiply
    88,464.98x = 132,739.96 × 55,176.50
  4. Step 4: Simplify right side
    88,464.98x = 7,324,126,402.94
  5. Step 5: Solve for x
    x = 7,324,126,402.94/88,464.98
  6. Step 6: Final answer
    x = 82,791.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.