Home / 53,768.40-74,198.26-29,893.32

Finding the Fourth Proportional to 53,768.40, 74,198.26 and 29,893.32

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Solution

The fourth proportional to 53,768.40, 74,198.26 and 29,893.32 is: 41,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,768.40 : 74,198.26 = 29,893.32 : x
  2. Step 2: Convert to fraction form
    53,768.40/74,198.26 = 29,893.32/x
  3. Step 3: Cross multiply
    53,768.40x = 74,198.26 × 29,893.32
  4. Step 4: Simplify right side
    53,768.40x = 2,218,032,329.62
  5. Step 5: Solve for x
    x = 2,218,032,329.62/53,768.40
  6. Step 6: Final answer
    x = 41,251.60

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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.