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Finding the Fourth Proportional to 67,729.78, 101,599.00 and 22,749.32

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Solution

The fourth proportional to 67,729.78, 101,599.00 and 22,749.32 is: 34,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.78 : 101,599.00 = 22,749.32 : x
  2. Step 2: Convert to fraction form
    67,729.78/101,599.00 = 22,749.32/x
  3. Step 3: Cross multiply
    67,729.78x = 101,599.00 × 22,749.32
  4. Step 4: Simplify right side
    67,729.78x = 2,311,307,597.81
  5. Step 5: Solve for x
    x = 2,311,307,597.81/67,729.78
  6. Step 6: Final answer
    x = 34,125.43

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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.