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Finding the Fourth Proportional to 61,380.68, 92,060.60 and 16,997.05

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Solution

The fourth proportional to 61,380.68, 92,060.60 and 16,997.05 is: 25,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,380.68 : 92,060.60 = 16,997.05 : x
  2. Step 2: Convert to fraction form
    61,380.68/92,060.60 = 16,997.05/x
  3. Step 3: Cross multiply
    61,380.68x = 92,060.60 × 16,997.05
  4. Step 4: Simplify right side
    61,380.68x = 1,564,758,651.32
  5. Step 5: Solve for x
    x = 1,564,758,651.32/61,380.68
  6. Step 6: Final answer
    x = 25,492.69

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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.