Home / 112,003.44-167,985.72-38,131.44

Finding the Fourth Proportional to 112,003.44, 167,985.72 and 38,131.44

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Solution

The fourth proportional to 112,003.44, 167,985.72 and 38,131.44 is: 57,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,003.44 : 167,985.72 = 38,131.44 : x
  2. Step 2: Convert to fraction form
    112,003.44/167,985.72 = 38,131.44/x
  3. Step 3: Cross multiply
    112,003.44x = 167,985.72 × 38,131.44
  4. Step 4: Simplify right side
    112,003.44x = 6,405,537,403.04
  5. Step 5: Solve for x
    x = 6,405,537,403.04/112,003.44
  6. Step 6: Final answer
    x = 57,190.54

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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.