Home / 196,945.68-295,418.54-157,317.24

Finding the Fourth Proportional to 196,945.68, 295,418.54 and 157,317.24

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Solution

The fourth proportional to 196,945.68, 295,418.54 and 157,317.24 is: 235,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,945.68 : 295,418.54 = 157,317.24 : x
  2. Step 2: Convert to fraction form
    196,945.68/295,418.54 = 157,317.24/x
  3. Step 3: Cross multiply
    196,945.68x = 295,418.54 × 157,317.24
  4. Step 4: Simplify right side
    196,945.68x = 46,474,429,357.63
  5. Step 5: Solve for x
    x = 46,474,429,357.63/196,945.68
  6. Step 6: Final answer
    x = 235,975.88

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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.