Home / 54,314.72-74,972.68-34,205.26

Finding the Fourth Proportional to 54,314.72, 74,972.68 and 34,205.26

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Solution

The fourth proportional to 54,314.72, 74,972.68 and 34,205.26 is: 47,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.72 : 74,972.68 = 34,205.26 : x
  2. Step 2: Convert to fraction form
    54,314.72/74,972.68 = 34,205.26/x
  3. Step 3: Cross multiply
    54,314.72x = 74,972.68 × 34,205.26
  4. Step 4: Simplify right side
    54,314.72x = 2,564,460,012.30
  5. Step 5: Solve for x
    x = 2,564,460,012.30/54,314.72
  6. Step 6: Final answer
    x = 47,214.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.