Home / 170,453.22-235,087.43-149,991.11

Finding the Fourth Proportional to 170,453.22, 235,087.43 and 149,991.11

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Solution

The fourth proportional to 170,453.22, 235,087.43 and 149,991.11 is: 206,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,453.22 : 235,087.43 = 149,991.11 : x
  2. Step 2: Convert to fraction form
    170,453.22/235,087.43 = 149,991.11/x
  3. Step 3: Cross multiply
    170,453.22x = 235,087.43 × 149,991.11
  4. Step 4: Simplify right side
    170,453.22x = 35,261,022,647.35
  5. Step 5: Solve for x
    x = 35,261,022,647.35/170,453.22
  6. Step 6: Final answer
    x = 206,866.27

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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.