Home / 87,593.54-131,368.43-28,446.12

Finding the Fourth Proportional to 87,593.54, 131,368.43 and 28,446.12

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Solution

The fourth proportional to 87,593.54, 131,368.43 and 28,446.12 is: 42,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,593.54 : 131,368.43 = 28,446.12 : x
  2. Step 2: Convert to fraction form
    87,593.54/131,368.43 = 28,446.12/x
  3. Step 3: Cross multiply
    87,593.54x = 131,368.43 × 28,446.12
  4. Step 4: Simplify right side
    87,593.54x = 3,736,922,195.11
  5. Step 5: Solve for x
    x = 3,736,922,195.11/87,593.54
  6. Step 6: Final answer
    x = 42,662.08

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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.