Home / 53,717.80-74,131.88-29,845.48

Finding the Fourth Proportional to 53,717.80, 74,131.88 and 29,845.48

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Solution

The fourth proportional to 53,717.80, 74,131.88 and 29,845.48 is: 41,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.80 : 74,131.88 = 29,845.48 : x
  2. Step 2: Convert to fraction form
    53,717.80/74,131.88 = 29,845.48/x
  3. Step 3: Cross multiply
    53,717.80x = 74,131.88 × 29,845.48
  4. Step 4: Simplify right side
    53,717.80x = 2,212,501,541.90
  5. Step 5: Solve for x
    x = 2,212,501,541.90/53,717.80
  6. Step 6: Final answer
    x = 41,187.49

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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.