Home / 54,358.26-81,536.31-30,934.50

Finding the Fourth Proportional to 54,358.26, 81,536.31 and 30,934.50

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Solution

The fourth proportional to 54,358.26, 81,536.31 and 30,934.50 is: 46,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,358.26 : 81,536.31 = 30,934.50 : x
  2. Step 2: Convert to fraction form
    54,358.26/81,536.31 = 30,934.50/x
  3. Step 3: Cross multiply
    54,358.26x = 81,536.31 × 30,934.50
  4. Step 4: Simplify right side
    54,358.26x = 2,522,284,981.70
  5. Step 5: Solve for x
    x = 2,522,284,981.70/54,358.26
  6. Step 6: Final answer
    x = 46,401.14

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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.