Home / 53,755.68-74,142.48-37,844.64

Finding the Fourth Proportional to 53,755.68, 74,142.48 and 37,844.64

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Solution

The fourth proportional to 53,755.68, 74,142.48 and 37,844.64 is: 52,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,755.68 : 74,142.48 = 37,844.64 : x
  2. Step 2: Convert to fraction form
    53,755.68/74,142.48 = 37,844.64/x
  3. Step 3: Cross multiply
    53,755.68x = 74,142.48 × 37,844.64
  4. Step 4: Simplify right side
    53,755.68x = 2,805,895,464.31
  5. Step 5: Solve for x
    x = 2,805,895,464.31/53,755.68
  6. Step 6: Final answer
    x = 52,197.19

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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.