Home / 54,169.80-74,774.82-48,494.28

Finding the Fourth Proportional to 54,169.80, 74,774.82 and 48,494.28

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Solution

The fourth proportional to 54,169.80, 74,774.82 and 48,494.28 is: 66,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,169.80 : 74,774.82 = 48,494.28 : x
  2. Step 2: Convert to fraction form
    54,169.80/74,774.82 = 48,494.28/x
  3. Step 3: Cross multiply
    54,169.80x = 74,774.82 × 48,494.28
  4. Step 4: Simplify right side
    54,169.80x = 3,626,151,058.03
  5. Step 5: Solve for x
    x = 3,626,151,058.03/54,169.80
  6. Step 6: Final answer
    x = 66,940.45

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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.