Home / 55,474.34-76,554.86-30,323.84

Finding the Fourth Proportional to 55,474.34, 76,554.86 and 30,323.84

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Solution

The fourth proportional to 55,474.34, 76,554.86 and 30,323.84 is: 41,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,474.34 : 76,554.86 = 30,323.84 : x
  2. Step 2: Convert to fraction form
    55,474.34/76,554.86 = 30,323.84/x
  3. Step 3: Cross multiply
    55,474.34x = 76,554.86 × 30,323.84
  4. Step 4: Simplify right side
    55,474.34x = 2,321,436,791.47
  5. Step 5: Solve for x
    x = 2,321,436,791.47/55,474.34
  6. Step 6: Final answer
    x = 41,847.04

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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.