Home / 80,233.74-120,367.01-27,636.39

Finding the Fourth Proportional to 80,233.74, 120,367.01 and 27,636.39

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Solution

The fourth proportional to 80,233.74, 120,367.01 and 27,636.39 is: 41,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,233.74 : 120,367.01 = 27,636.39 : x
  2. Step 2: Convert to fraction form
    80,233.74/120,367.01 = 27,636.39/x
  3. Step 3: Cross multiply
    80,233.74x = 120,367.01 × 27,636.39
  4. Step 4: Simplify right side
    80,233.74x = 3,326,509,700.58
  5. Step 5: Solve for x
    x = 3,326,509,700.58/80,233.74
  6. Step 6: Final answer
    x = 41,460.23

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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.