Home / 92,728.11-139,092.48-26,168.61

Finding the Fourth Proportional to 92,728.11, 139,092.48 and 26,168.61

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Solution

The fourth proportional to 92,728.11, 139,092.48 and 26,168.61 is: 39,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,728.11 : 139,092.48 = 26,168.61 : x
  2. Step 2: Convert to fraction form
    92,728.11/139,092.48 = 26,168.61/x
  3. Step 3: Cross multiply
    92,728.11x = 139,092.48 × 26,168.61
  4. Step 4: Simplify right side
    92,728.11x = 3,639,856,863.05
  5. Step 5: Solve for x
    x = 3,639,856,863.05/92,728.11
  6. Step 6: Final answer
    x = 39,253.00

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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.