Home / 196,945.44-295,418.16-157,317

Finding the Fourth Proportional to 196,945.44, 295,418.16 and 157,317

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Solution

The fourth proportional to 196,945.44, 295,418.16 and 157,317 is: 235,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,945.44 : 295,418.16 = 157,317 : x
  2. Step 2: Convert to fraction form
    196,945.44/295,418.16 = 157,317/x
  3. Step 3: Cross multiply
    196,945.44x = 295,418.16 × 157,317
  4. Step 4: Simplify right side
    196,945.44x = 46,474,298,676.72
  5. Step 5: Solve for x
    x = 46,474,298,676.72/196,945.44
  6. Step 6: Final answer
    x = 235,975.50

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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.