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Finding the Fourth Proportional to 92,664.96, 138,997.44 and 37,248

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Solution

The fourth proportional to 92,664.96, 138,997.44 and 37,248 is: 55,872.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,664.96 : 138,997.44 = 37,248 : x
  2. Step 2: Convert to fraction form
    92,664.96/138,997.44 = 37,248/x
  3. Step 3: Cross multiply
    92,664.96x = 138,997.44 × 37,248
  4. Step 4: Simplify right side
    92,664.96x = 5,177,376,645.12
  5. Step 5: Solve for x
    x = 5,177,376,645.12/92,664.96
  6. Step 6: Final answer
    x = 55,872.00

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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.