Home / 442,759.04-664,186.03-122,912.27

Finding the Fourth Proportional to 442,759.04, 664,186.03 and 122,912.27

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Solution

The fourth proportional to 442,759.04, 664,186.03 and 122,912.27 is: 184,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,759.04 : 664,186.03 = 122,912.27 : x
  2. Step 2: Convert to fraction form
    442,759.04/664,186.03 = 122,912.27/x
  3. Step 3: Cross multiply
    442,759.04x = 664,186.03 × 122,912.27
  4. Step 4: Simplify right side
    442,759.04x = 81,636,611,512.07
  5. Step 5: Solve for x
    x = 81,636,611,512.07/442,759.04
  6. Step 6: Final answer
    x = 184,381.58

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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.