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Finding the Fourth Proportional to 109,401, 150,973.44 and 59,100

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Solution

The fourth proportional to 109,401, 150,973.44 and 59,100 is: 81,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,401 : 150,973.44 = 59,100 : x
  2. Step 2: Convert to fraction form
    109,401/150,973.44 = 59,100/x
  3. Step 3: Cross multiply
    109,401x = 150,973.44 × 59,100
  4. Step 4: Simplify right side
    109,401x = 8,922,530,304
  5. Step 5: Solve for x
    x = 8,922,530,304/109,401
  6. Step 6: Final answer
    x = 81,558.03

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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.