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Finding the Fourth Proportional to 92,861.88, 139,292.64 and 33,697.44

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Solution

The fourth proportional to 92,861.88, 139,292.64 and 33,697.44 is: 50,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,861.88 : 139,292.64 = 33,697.44 : x
  2. Step 2: Convert to fraction form
    92,861.88/139,292.64 = 33,697.44/x
  3. Step 3: Cross multiply
    92,861.88x = 139,292.64 × 33,697.44
  4. Step 4: Simplify right side
    92,861.88x = 4,693,805,378.84
  5. Step 5: Solve for x
    x = 4,693,805,378.84/92,861.88
  6. Step 6: Final answer
    x = 50,546.09

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1.5x scale

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.