Home / 167,071.30-230,558.14-90,590.25

Finding the Fourth Proportional to 167,071.30, 230,558.14 and 90,590.25

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Solution

The fourth proportional to 167,071.30, 230,558.14 and 90,590.25 is: 125,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,071.30 : 230,558.14 = 90,590.25 : x
  2. Step 2: Convert to fraction form
    167,071.30/230,558.14 = 90,590.25/x
  3. Step 3: Cross multiply
    167,071.30x = 230,558.14 × 90,590.25
  4. Step 4: Simplify right side
    167,071.30x = 20,886,320,519.97
  5. Step 5: Solve for x
    x = 20,886,320,519.97/167,071.30
  6. Step 6: Final answer
    x = 125,014.41

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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.