Home / 118,758.33-163,845.86-67,734.41

Finding the Fourth Proportional to 118,758.33, 163,845.86 and 67,734.41

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Solution

The fourth proportional to 118,758.33, 163,845.86 and 67,734.41 is: 93,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,758.33 : 163,845.86 = 67,734.41 : x
  2. Step 2: Convert to fraction form
    118,758.33/163,845.86 = 67,734.41/x
  3. Step 3: Cross multiply
    118,758.33x = 163,845.86 × 67,734.41
  4. Step 4: Simplify right side
    118,758.33x = 11,098,001,500.14
  5. Step 5: Solve for x
    x = 11,098,001,500.14/118,758.33
  6. Step 6: Final answer
    x = 93,450.30

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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.