Home / 88,537.50-132,832.20-28,564.77

Finding the Fourth Proportional to 88,537.50, 132,832.20 and 28,564.77

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Solution

The fourth proportional to 88,537.50, 132,832.20 and 28,564.77 is: 42,855.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,537.50 : 132,832.20 = 28,564.77 : x
  2. Step 2: Convert to fraction form
    88,537.50/132,832.20 = 28,564.77/x
  3. Step 3: Cross multiply
    88,537.50x = 132,832.20 × 28,564.77
  4. Step 4: Simplify right side
    88,537.50x = 3,794,321,241.59
  5. Step 5: Solve for x
    x = 3,794,321,241.59/88,537.50
  6. Step 6: Final answer
    x = 42,855.53

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1.5x scale

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.