Home / 54,571.48-81,778.02-29,590.36

Finding the Fourth Proportional to 54,571.48, 81,778.02 and 29,590.36

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Solution

The fourth proportional to 54,571.48, 81,778.02 and 29,590.36 is: 44,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,571.48 : 81,778.02 = 29,590.36 : x
  2. Step 2: Convert to fraction form
    54,571.48/81,778.02 = 29,590.36/x
  3. Step 3: Cross multiply
    54,571.48x = 81,778.02 × 29,590.36
  4. Step 4: Simplify right side
    54,571.48x = 2,419,841,051.89
  5. Step 5: Solve for x
    x = 2,419,841,051.89/54,571.48
  6. Step 6: Final answer
    x = 44,342.60

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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.