Home / 54,065-81,141.18-22,922.12

Finding the Fourth Proportional to 54,065, 81,141.18 and 22,922.12

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Solution

The fourth proportional to 54,065, 81,141.18 and 22,922.12 is: 34,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,065 : 81,141.18 = 22,922.12 : x
  2. Step 2: Convert to fraction form
    54,065/81,141.18 = 22,922.12/x
  3. Step 3: Cross multiply
    54,065x = 81,141.18 × 22,922.12
  4. Step 4: Simplify right side
    54,065x = 1,859,927,864.90
  5. Step 5: Solve for x
    x = 1,859,927,864.90/54,065
  6. Step 6: Final answer
    x = 34,401.70

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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.