Home / 54,402.54-81,538.18-28,092.94

Finding the Fourth Proportional to 54,402.54, 81,538.18 and 28,092.94

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Solution

The fourth proportional to 54,402.54, 81,538.18 and 28,092.94 is: 42,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.54 : 81,538.18 = 28,092.94 : x
  2. Step 2: Convert to fraction form
    54,402.54/81,538.18 = 28,092.94/x
  3. Step 3: Cross multiply
    54,402.54x = 81,538.18 × 28,092.94
  4. Step 4: Simplify right side
    54,402.54x = 2,290,646,860.99
  5. Step 5: Solve for x
    x = 2,290,646,860.99/54,402.54
  6. Step 6: Final answer
    x = 42,105.52

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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.