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Finding the Fourth Proportional to 67,346.64, 101,093.81 and 27,931.50

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Solution

The fourth proportional to 67,346.64, 101,093.81 and 27,931.50 is: 41,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.64 : 101,093.81 = 27,931.50 : x
  2. Step 2: Convert to fraction form
    67,346.64/101,093.81 = 27,931.50/x
  3. Step 3: Cross multiply
    67,346.64x = 101,093.81 × 27,931.50
  4. Step 4: Simplify right side
    67,346.64x = 2,823,701,614.36
  5. Step 5: Solve for x
    x = 2,823,701,614.36/67,346.64
  6. Step 6: Final answer
    x = 41,927.88

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