Home / 110,770.11-152,860.78-63,022.44

Finding the Fourth Proportional to 110,770.11, 152,860.78 and 63,022.44

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Solution

The fourth proportional to 110,770.11, 152,860.78 and 63,022.44 is: 86,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,770.11 : 152,860.78 = 63,022.44 : x
  2. Step 2: Convert to fraction form
    110,770.11/152,860.78 = 63,022.44/x
  3. Step 3: Cross multiply
    110,770.11x = 152,860.78 × 63,022.44
  4. Step 4: Simplify right side
    110,770.11x = 9,633,659,335.90
  5. Step 5: Solve for x
    x = 9,633,659,335.90/110,770.11
  6. Step 6: Final answer
    x = 86,969.85

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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.