Home / 40,733.25-61,099.83-11,153.40

Finding the Fourth Proportional to 40,733.25, 61,099.83 and 11,153.40

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Solution

The fourth proportional to 40,733.25, 61,099.83 and 11,153.40 is: 16,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,733.25 : 61,099.83 = 11,153.40 : x
  2. Step 2: Convert to fraction form
    40,733.25/61,099.83 = 11,153.40/x
  3. Step 3: Cross multiply
    40,733.25x = 61,099.83 × 11,153.40
  4. Step 4: Simplify right side
    40,733.25x = 681,470,843.92
  5. Step 5: Solve for x
    x = 681,470,843.92/40,733.25
  6. Step 6: Final answer
    x = 16,730.09

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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.