Home / 144,592.96-199,536.33-80,930.74

Finding the Fourth Proportional to 144,592.96, 199,536.33 and 80,930.74

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Solution

The fourth proportional to 144,592.96, 199,536.33 and 80,930.74 is: 111,683.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,592.96 : 199,536.33 = 80,930.74 : x
  2. Step 2: Convert to fraction form
    144,592.96/199,536.33 = 80,930.74/x
  3. Step 3: Cross multiply
    144,592.96x = 199,536.33 × 80,930.74
  4. Step 4: Simplify right side
    144,592.96x = 16,148,622,843.78
  5. Step 5: Solve for x
    x = 16,148,622,843.78/144,592.96
  6. Step 6: Final answer
    x = 111,683.33

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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.