Home / 54,394.20-81,623.64-29,433.74

Finding the Fourth Proportional to 54,394.20, 81,623.64 and 29,433.74

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Solution

The fourth proportional to 54,394.20, 81,623.64 and 29,433.74 is: 44,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,394.20 : 81,623.64 = 29,433.74 : x
  2. Step 2: Convert to fraction form
    54,394.20/81,623.64 = 29,433.74/x
  3. Step 3: Cross multiply
    54,394.20x = 81,623.64 × 29,433.74
  4. Step 4: Simplify right side
    54,394.20x = 2,402,488,997.61
  5. Step 5: Solve for x
    x = 2,402,488,997.61/54,394.20
  6. Step 6: Final answer
    x = 44,168.11

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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.