Home / 54,356.43-81,690.17-26,673.87

Finding the Fourth Proportional to 54,356.43, 81,690.17 and 26,673.87

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Solution

The fourth proportional to 54,356.43, 81,690.17 and 26,673.87 is: 40,087.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,356.43 : 81,690.17 = 26,673.87 : x
  2. Step 2: Convert to fraction form
    54,356.43/81,690.17 = 26,673.87/x
  3. Step 3: Cross multiply
    54,356.43x = 81,690.17 × 26,673.87
  4. Step 4: Simplify right side
    54,356.43x = 2,178,992,841.49
  5. Step 5: Solve for x
    x = 2,178,992,841.49/54,356.43
  6. Step 6: Final answer
    x = 40,087.12

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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.