Home / 161,789.96-242,684.94-161,556.32

Finding the Fourth Proportional to 161,789.96, 242,684.94 and 161,556.32

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Solution

The fourth proportional to 161,789.96, 242,684.94 and 161,556.32 is: 242,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,789.96 : 242,684.94 = 161,556.32 : x
  2. Step 2: Convert to fraction form
    161,789.96/242,684.94 = 161,556.32/x
  3. Step 3: Cross multiply
    161,789.96x = 242,684.94 × 161,556.32
  4. Step 4: Simplify right side
    161,789.96x = 39,207,285,825.82
  5. Step 5: Solve for x
    x = 39,207,285,825.82/161,789.96
  6. Step 6: Final answer
    x = 242,334.48

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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.