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Finding the Fourth Proportional to 73,094.88, 109,664.73 and 35,649.66

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Solution

The fourth proportional to 73,094.88, 109,664.73 and 35,649.66 is: 53,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,094.88 : 109,664.73 = 35,649.66 : x
  2. Step 2: Convert to fraction form
    73,094.88/109,664.73 = 35,649.66/x
  3. Step 3: Cross multiply
    73,094.88x = 109,664.73 × 35,649.66
  4. Step 4: Simplify right side
    73,094.88x = 3,909,510,338.49
  5. Step 5: Solve for x
    x = 3,909,510,338.49/73,094.88
  6. Step 6: Final answer
    x = 53,485.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.