Home / 167,346.09-230,940.25-90,865.14

Finding the Fourth Proportional to 167,346.09, 230,940.25 and 90,865.14

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Solution

The fourth proportional to 167,346.09, 230,940.25 and 90,865.14 is: 125,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,346.09 : 230,940.25 = 90,865.14 : x
  2. Step 2: Convert to fraction form
    167,346.09/230,940.25 = 90,865.14/x
  3. Step 3: Cross multiply
    167,346.09x = 230,940.25 × 90,865.14
  4. Step 4: Simplify right side
    167,346.09x = 20,984,418,737.07
  5. Step 5: Solve for x
    x = 20,984,418,737.07/167,346.09
  6. Step 6: Final answer
    x = 125,395.33

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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.