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Finding the Fourth Proportional to 58,051.62, 80,135.73 and 39,214.26

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Solution

The fourth proportional to 58,051.62, 80,135.73 and 39,214.26 is: 54,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,051.62 : 80,135.73 = 39,214.26 : x
  2. Step 2: Convert to fraction form
    58,051.62/80,135.73 = 39,214.26/x
  3. Step 3: Cross multiply
    58,051.62x = 80,135.73 × 39,214.26
  4. Step 4: Simplify right side
    58,051.62x = 3,142,463,351.51
  5. Step 5: Solve for x
    x = 3,142,463,351.51/58,051.62
  6. Step 6: Final answer
    x = 54,132.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.