Home / 68,845.77-102,992.49-59,586.57

Finding the Fourth Proportional to 68,845.77, 102,992.49 and 59,586.57

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Solution

The fourth proportional to 68,845.77, 102,992.49 and 59,586.57 is: 89,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,845.77 : 102,992.49 = 59,586.57 : x
  2. Step 2: Convert to fraction form
    68,845.77/102,992.49 = 59,586.57/x
  3. Step 3: Cross multiply
    68,845.77x = 102,992.49 × 59,586.57
  4. Step 4: Simplify right side
    68,845.77x = 6,136,969,214.86
  5. Step 5: Solve for x
    x = 6,136,969,214.86/68,845.77
  6. Step 6: Final answer
    x = 89,140.83

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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.