Home / 161,107.41-241,729.46-86,208.13

Finding the Fourth Proportional to 161,107.41, 241,729.46 and 86,208.13

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Solution

The fourth proportional to 161,107.41, 241,729.46 and 86,208.13 is: 129,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,107.41 : 241,729.46 = 86,208.13 : x
  2. Step 2: Convert to fraction form
    161,107.41/241,729.46 = 86,208.13/x
  3. Step 3: Cross multiply
    161,107.41x = 241,729.46 × 86,208.13
  4. Step 4: Simplify right side
    161,107.41x = 20,839,043,072.82
  5. Step 5: Solve for x
    x = 20,839,043,072.82/161,107.41
  6. Step 6: Final answer
    x = 129,348.76

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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.