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Finding the Fourth Proportional to 92,080.86, 127,035.60 and 51,785.38

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Solution

The fourth proportional to 92,080.86, 127,035.60 and 51,785.38 is: 71,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,080.86 : 127,035.60 = 51,785.38 : x
  2. Step 2: Convert to fraction form
    92,080.86/127,035.60 = 51,785.38/x
  3. Step 3: Cross multiply
    92,080.86x = 127,035.60 × 51,785.38
  4. Step 4: Simplify right side
    92,080.86x = 6,578,586,819.53
  5. Step 5: Solve for x
    x = 6,578,586,819.53/92,080.86
  6. Step 6: Final answer
    x = 71,443.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.