Home / 87,773.05-131,673.23-28,594.95

Finding the Fourth Proportional to 87,773.05, 131,673.23 and 28,594.95

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Solution

The fourth proportional to 87,773.05, 131,673.23 and 28,594.95 is: 42,896.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,773.05 : 131,673.23 = 28,594.95 : x
  2. Step 2: Convert to fraction form
    87,773.05/131,673.23 = 28,594.95/x
  3. Step 3: Cross multiply
    87,773.05x = 131,673.23 × 28,594.95
  4. Step 4: Simplify right side
    87,773.05x = 3,765,189,428.19
  5. Step 5: Solve for x
    x = 3,765,189,428.19/87,773.05
  6. Step 6: Final answer
    x = 42,896.87

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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.