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Finding the Fourth Proportional to 104,769.36, 157,159.22 and 29,900.54

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Solution

The fourth proportional to 104,769.36, 157,159.22 and 29,900.54 is: 44,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,769.36 : 157,159.22 = 29,900.54 : x
  2. Step 2: Convert to fraction form
    104,769.36/157,159.22 = 29,900.54/x
  3. Step 3: Cross multiply
    104,769.36x = 157,159.22 × 29,900.54
  4. Step 4: Simplify right side
    104,769.36x = 4,699,145,543.98
  5. Step 5: Solve for x
    x = 4,699,145,543.98/104,769.36
  6. Step 6: Final answer
    x = 44,852.29

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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.