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Finding the Fourth Proportional to 146,399.01, 201,956.45 and 92,593.41

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Solution

The fourth proportional to 146,399.01, 201,956.45 and 92,593.41 is: 127,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,399.01 : 201,956.45 = 92,593.41 : x
  2. Step 2: Convert to fraction form
    146,399.01/201,956.45 = 92,593.41/x
  3. Step 3: Cross multiply
    146,399.01x = 201,956.45 × 92,593.41
  4. Step 4: Simplify right side
    146,399.01x = 18,699,835,914.03
  5. Step 5: Solve for x
    x = 18,699,835,914.03/146,399.01
  6. Step 6: Final answer
    x = 127,731.98

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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.