Home / 54,997.89-75,897.12-29,847.39

Finding the Fourth Proportional to 54,997.89, 75,897.12 and 29,847.39

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Solution

The fourth proportional to 54,997.89, 75,897.12 and 29,847.39 is: 41,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,997.89 : 75,897.12 = 29,847.39 : x
  2. Step 2: Convert to fraction form
    54,997.89/75,897.12 = 29,847.39/x
  3. Step 3: Cross multiply
    54,997.89x = 75,897.12 × 29,847.39
  4. Step 4: Simplify right side
    54,997.89x = 2,265,330,940.52
  5. Step 5: Solve for x
    x = 2,265,330,940.52/54,997.89
  6. Step 6: Final answer
    x = 41,189.42

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1.5x scale

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.