Home / 81,586.07-122,415.83-44,102.26

Finding the Fourth Proportional to 81,586.07, 122,415.83 and 44,102.26

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Solution

The fourth proportional to 81,586.07, 122,415.83 and 44,102.26 is: 66,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,586.07 : 122,415.83 = 44,102.26 : x
  2. Step 2: Convert to fraction form
    81,586.07/122,415.83 = 44,102.26/x
  3. Step 3: Cross multiply
    81,586.07x = 122,415.83 × 44,102.26
  4. Step 4: Simplify right side
    81,586.07x = 5,398,814,762.78
  5. Step 5: Solve for x
    x = 5,398,814,762.78/81,586.07
  6. Step 6: Final answer
    x = 66,173.24

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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.