Home / 54,946.32-82,363.92-21,653.43

Finding the Fourth Proportional to 54,946.32, 82,363.92 and 21,653.43

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Solution

The fourth proportional to 54,946.32, 82,363.92 and 21,653.43 is: 32,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,946.32 : 82,363.92 = 21,653.43 : x
  2. Step 2: Convert to fraction form
    54,946.32/82,363.92 = 21,653.43/x
  3. Step 3: Cross multiply
    54,946.32x = 82,363.92 × 21,653.43
  4. Step 4: Simplify right side
    54,946.32x = 1,783,461,376.25
  5. Step 5: Solve for x
    x = 1,783,461,376.25/54,946.32
  6. Step 6: Final answer
    x = 32,458.25

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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.