Home / 53,745.54-74,165.65-29,871.39

Finding the Fourth Proportional to 53,745.54, 74,165.65 and 29,871.39

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Solution

The fourth proportional to 53,745.54, 74,165.65 and 29,871.39 is: 41,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,745.54 : 74,165.65 = 29,871.39 : x
  2. Step 2: Convert to fraction form
    53,745.54/74,165.65 = 29,871.39/x
  3. Step 3: Cross multiply
    53,745.54x = 74,165.65 × 29,871.39
  4. Step 4: Simplify right side
    53,745.54x = 2,215,431,055.75
  5. Step 5: Solve for x
    x = 2,215,431,055.75/53,745.54
  6. Step 6: Final answer
    x = 41,220.74

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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.