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Finding the Fourth Proportional to 104,726.80, 157,066.54 and 29,845.34

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Solution

The fourth proportional to 104,726.80, 157,066.54 and 29,845.34 is: 44,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,726.80 : 157,066.54 = 29,845.34 : x
  2. Step 2: Convert to fraction form
    104,726.80/157,066.54 = 29,845.34/x
  3. Step 3: Cross multiply
    104,726.80x = 157,066.54 × 29,845.34
  4. Step 4: Simplify right side
    104,726.80x = 4,687,703,354.36
  5. Step 5: Solve for x
    x = 4,687,703,354.36/104,726.80
  6. Step 6: Final answer
    x = 44,761.26

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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.