Home / 54,547.62-81,821.43-15,104.73

Finding the Fourth Proportional to 54,547.62, 81,821.43 and 15,104.73

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Solution

The fourth proportional to 54,547.62, 81,821.43 and 15,104.73 is: 22,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.62 : 81,821.43 = 15,104.73 : x
  2. Step 2: Convert to fraction form
    54,547.62/81,821.43 = 15,104.73/x
  3. Step 3: Cross multiply
    54,547.62x = 81,821.43 × 15,104.73
  4. Step 4: Simplify right side
    54,547.62x = 1,235,890,608.36
  5. Step 5: Solve for x
    x = 1,235,890,608.36/54,547.62
  6. Step 6: Final answer
    x = 22,657.10

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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.