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Finding the Fourth Proportional to 93,143.68, 139,716.83 and 26,583.82

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Solution

The fourth proportional to 93,143.68, 139,716.83 and 26,583.82 is: 39,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,143.68 : 139,716.83 = 26,583.82 : x
  2. Step 2: Convert to fraction form
    93,143.68/139,716.83 = 26,583.82/x
  3. Step 3: Cross multiply
    93,143.68x = 139,716.83 × 26,583.82
  4. Step 4: Simplify right side
    93,143.68x = 3,714,207,059.69
  5. Step 5: Solve for x
    x = 3,714,207,059.69/93,143.68
  6. Step 6: Final answer
    x = 39,876.10

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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.