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Finding the Fourth Proportional to 29,055.94, 43,583.29 and 7,995.89

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Solution

The fourth proportional to 29,055.94, 43,583.29 and 7,995.89 is: 11,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,055.94 : 43,583.29 = 7,995.89 : x
  2. Step 2: Convert to fraction form
    29,055.94/43,583.29 = 7,995.89/x
  3. Step 3: Cross multiply
    29,055.94x = 43,583.29 × 7,995.89
  4. Step 4: Simplify right side
    29,055.94x = 348,487,192.68
  5. Step 5: Solve for x
    x = 348,487,192.68/29,055.94
  6. Step 6: Final answer
    x = 11,993.66

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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.