Home / 53,655.82-74,043.62-29,781.88

Finding the Fourth Proportional to 53,655.82, 74,043.62 and 29,781.88

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Solution

The fourth proportional to 53,655.82, 74,043.62 and 29,781.88 is: 41,098.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.82 : 74,043.62 = 29,781.88 : x
  2. Step 2: Convert to fraction form
    53,655.82/74,043.62 = 29,781.88/x
  3. Step 3: Cross multiply
    53,655.82x = 74,043.62 × 29,781.88
  4. Step 4: Simplify right side
    53,655.82x = 2,205,157,983.27
  5. Step 5: Solve for x
    x = 2,205,157,983.27/53,655.82
  6. Step 6: Final answer
    x = 41,098.21

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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.