Home / 118,673.82-163,774.38-67,694.85

Finding the Fourth Proportional to 118,673.82, 163,774.38 and 67,694.85

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Solution

The fourth proportional to 118,673.82, 163,774.38 and 67,694.85 is: 93,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,673.82 : 163,774.38 = 67,694.85 : x
  2. Step 2: Convert to fraction form
    118,673.82/163,774.38 = 67,694.85/x
  3. Step 3: Cross multiply
    118,673.82x = 163,774.38 × 67,694.85
  4. Step 4: Simplify right side
    118,673.82x = 11,086,682,087.94
  5. Step 5: Solve for x
    x = 11,086,682,087.94/118,673.82
  6. Step 6: Final answer
    x = 93,421.46

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1.5x scale

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.