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Finding the Fourth Proportional to 80,496, 120,750.66 and 25,092

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Solution

The fourth proportional to 80,496, 120,750.66 and 25,092 is: 37,640.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,496 : 120,750.66 = 25,092 : x
  2. Step 2: Convert to fraction form
    80,496/120,750.66 = 25,092/x
  3. Step 3: Cross multiply
    80,496x = 120,750.66 × 25,092
  4. Step 4: Simplify right side
    80,496x = 3,029,875,560.72
  5. Step 5: Solve for x
    x = 3,029,875,560.72/80,496
  6. Step 6: Final answer
    x = 37,640.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.