Home / 53,921.54-81,173.48-48,496.38

Finding the Fourth Proportional to 53,921.54, 81,173.48 and 48,496.38

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Solution

The fourth proportional to 53,921.54, 81,173.48 and 48,496.38 is: 73,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.54 : 81,173.48 = 48,496.38 : x
  2. Step 2: Convert to fraction form
    53,921.54/81,173.48 = 48,496.38/x
  3. Step 3: Cross multiply
    53,921.54x = 81,173.48 × 48,496.38
  4. Step 4: Simplify right side
    53,921.54x = 3,936,619,932.00
  5. Step 5: Solve for x
    x = 3,936,619,932.00/53,921.54
  6. Step 6: Final answer
    x = 73,006.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.