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Finding the Fourth Proportional to 58,579.93, 80,796.54 and 38,166.49

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Solution

The fourth proportional to 58,579.93, 80,796.54 and 38,166.49 is: 52,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579.93 : 80,796.54 = 38,166.49 : x
  2. Step 2: Convert to fraction form
    58,579.93/80,796.54 = 38,166.49/x
  3. Step 3: Cross multiply
    58,579.93x = 80,796.54 × 38,166.49
  4. Step 4: Simplify right side
    58,579.93x = 3,083,720,335.94
  5. Step 5: Solve for x
    x = 3,083,720,335.94/58,579.93
  6. Step 6: Final answer
    x = 52,641.24

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Why These Related Problems?

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