Home / 107,200.85-160,768.34-74,133.41

Finding the Fourth Proportional to 107,200.85, 160,768.34 and 74,133.41

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Solution

The fourth proportional to 107,200.85, 160,768.34 and 74,133.41 is: 111,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,200.85 : 160,768.34 = 74,133.41 : x
  2. Step 2: Convert to fraction form
    107,200.85/160,768.34 = 74,133.41/x
  3. Step 3: Cross multiply
    107,200.85x = 160,768.34 × 74,133.41
  4. Step 4: Simplify right side
    107,200.85x = 11,918,304,893.57
  5. Step 5: Solve for x
    x = 11,918,304,893.57/107,200.85
  6. Step 6: Final answer
    x = 111,177.34

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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.