Home / 55,412.44-76,469.16-30,261.94

Finding the Fourth Proportional to 55,412.44, 76,469.16 and 30,261.94

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Solution

The fourth proportional to 55,412.44, 76,469.16 and 30,261.94 is: 41,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.44 : 76,469.16 = 30,261.94 : x
  2. Step 2: Convert to fraction form
    55,412.44/76,469.16 = 30,261.94/x
  3. Step 3: Cross multiply
    55,412.44x = 76,469.16 × 30,261.94
  4. Step 4: Simplify right side
    55,412.44x = 2,314,105,054.08
  5. Step 5: Solve for x
    x = 2,314,105,054.08/55,412.44
  6. Step 6: Final answer
    x = 41,761.47

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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.