Home / 196,556.48-271,170.96-120,973.76

Finding the Fourth Proportional to 196,556.48, 271,170.96 and 120,973.76

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Solution

The fourth proportional to 196,556.48, 271,170.96 and 120,973.76 is: 166,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,556.48 : 271,170.96 = 120,973.76 : x
  2. Step 2: Convert to fraction form
    196,556.48/271,170.96 = 120,973.76/x
  3. Step 3: Cross multiply
    196,556.48x = 271,170.96 × 120,973.76
  4. Step 4: Simplify right side
    196,556.48x = 32,804,570,634.01
  5. Step 5: Solve for x
    x = 32,804,570,634.01/196,556.48
  6. Step 6: Final answer
    x = 166,896.41

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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.