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Finding the Fourth Proportional to 93,647.86, 140,450.72 and 27,073.16

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Solution

The fourth proportional to 93,647.86, 140,450.72 and 27,073.16 is: 40,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,647.86 : 140,450.72 = 27,073.16 : x
  2. Step 2: Convert to fraction form
    93,647.86/140,450.72 = 27,073.16/x
  3. Step 3: Cross multiply
    93,647.86x = 140,450.72 × 27,073.16
  4. Step 4: Simplify right side
    93,647.86x = 3,802,444,814.68
  5. Step 5: Solve for x
    x = 3,802,444,814.68/93,647.86
  6. Step 6: Final answer
    x = 40,603.65

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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.