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Finding the Fourth Proportional to 102,773.66, 154,160.55 and 27,893.81

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Solution

The fourth proportional to 102,773.66, 154,160.55 and 27,893.81 is: 41,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,773.66 : 154,160.55 = 27,893.81 : x
  2. Step 2: Convert to fraction form
    102,773.66/154,160.55 = 27,893.81/x
  3. Step 3: Cross multiply
    102,773.66x = 154,160.55 × 27,893.81
  4. Step 4: Simplify right side
    102,773.66x = 4,300,125,476.60
  5. Step 5: Solve for x
    x = 4,300,125,476.60/102,773.66
  6. Step 6: Final answer
    x = 41,840.74

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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.