Home / 144,768.01-199,779.56-81,104.44

Finding the Fourth Proportional to 144,768.01, 199,779.56 and 81,104.44

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Solution

The fourth proportional to 144,768.01, 199,779.56 and 81,104.44 is: 111,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,768.01 : 199,779.56 = 81,104.44 : x
  2. Step 2: Convert to fraction form
    144,768.01/199,779.56 = 81,104.44/x
  3. Step 3: Cross multiply
    144,768.01x = 199,779.56 × 81,104.44
  4. Step 4: Simplify right side
    144,768.01x = 16,203,008,736.42
  5. Step 5: Solve for x
    x = 16,203,008,736.42/144,768.01
  6. Step 6: Final answer
    x = 111,923.96

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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.