Home / 196,010.90-294,164.32-143,556.38

Finding the Fourth Proportional to 196,010.90, 294,164.32 and 143,556.38

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Solution

The fourth proportional to 196,010.90, 294,164.32 and 143,556.38 is: 215,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,010.90 : 294,164.32 = 143,556.38 : x
  2. Step 2: Convert to fraction form
    196,010.90/294,164.32 = 143,556.38/x
  3. Step 3: Cross multiply
    196,010.90x = 294,164.32 × 143,556.38
  4. Step 4: Simplify right side
    196,010.90x = 42,229,164,904.36
  5. Step 5: Solve for x
    x = 42,229,164,904.36/196,010.90
  6. Step 6: Final answer
    x = 215,442.94

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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.