Home / 54,387.74-81,623.20-26,324.30

Finding the Fourth Proportional to 54,387.74, 81,623.20 and 26,324.30

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Solution

The fourth proportional to 54,387.74, 81,623.20 and 26,324.30 is: 39,506.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,387.74 : 81,623.20 = 26,324.30 : x
  2. Step 2: Convert to fraction form
    54,387.74/81,623.20 = 26,324.30/x
  3. Step 3: Cross multiply
    54,387.74x = 81,623.20 × 26,324.30
  4. Step 4: Simplify right side
    54,387.74x = 2,148,673,603.76
  5. Step 5: Solve for x
    x = 2,148,673,603.76/54,387.74
  6. Step 6: Final answer
    x = 39,506.58

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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.