Home / 109,660.80-164,163.15-96,538.80

Finding the Fourth Proportional to 109,660.80, 164,163.15 and 96,538.80

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Solution

The fourth proportional to 109,660.80, 164,163.15 and 96,538.80 is: 144,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,660.80 : 164,163.15 = 96,538.80 : x
  2. Step 2: Convert to fraction form
    109,660.80/164,163.15 = 96,538.80/x
  3. Step 3: Cross multiply
    109,660.80x = 164,163.15 × 96,538.80
  4. Step 4: Simplify right side
    109,660.80x = 15,848,113,505.22
  5. Step 5: Solve for x
    x = 15,848,113,505.22/109,660.80
  6. Step 6: Final answer
    x = 144,519.40

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1.5x scale

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.