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Finding the Fourth Proportional to 92,325.44, 138,747.83 and 54,892.23

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Solution

The fourth proportional to 92,325.44, 138,747.83 and 54,892.23 is: 82,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,325.44 : 138,747.83 = 54,892.23 : x
  2. Step 2: Convert to fraction form
    92,325.44/138,747.83 = 54,892.23/x
  3. Step 3: Cross multiply
    92,325.44x = 138,747.83 × 54,892.23
  4. Step 4: Simplify right side
    92,325.44x = 7,616,177,521.90
  5. Step 5: Solve for x
    x = 7,616,177,521.90/92,325.44
  6. Step 6: Final answer
    x = 82,492.73

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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.