Home / 93,981.26-140,997.92-43,395.74

Finding the Fourth Proportional to 93,981.26, 140,997.92 and 43,395.74

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Solution

The fourth proportional to 93,981.26, 140,997.92 and 43,395.74 is: 65,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,981.26 : 140,997.92 = 43,395.74 : x
  2. Step 2: Convert to fraction form
    93,981.26/140,997.92 = 43,395.74/x
  3. Step 3: Cross multiply
    93,981.26x = 140,997.92 × 43,395.74
  4. Step 4: Simplify right side
    93,981.26x = 6,118,709,212.38
  5. Step 5: Solve for x
    x = 6,118,709,212.38/93,981.26
  6. Step 6: Final answer
    x = 65,105.63

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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.