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Finding the Fourth Proportional to 123,355.66, 185,033.97 and 29,861.26

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Solution

The fourth proportional to 123,355.66, 185,033.97 and 29,861.26 is: 44,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,355.66 : 185,033.97 = 29,861.26 : x
  2. Step 2: Convert to fraction form
    123,355.66/185,033.97 = 29,861.26/x
  3. Step 3: Cross multiply
    123,355.66x = 185,033.97 × 29,861.26
  4. Step 4: Simplify right side
    123,355.66x = 5,525,347,487.00
  5. Step 5: Solve for x
    x = 5,525,347,487.00/123,355.66
  6. Step 6: Final answer
    x = 44,792.01

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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.