Home / 196,218.06-294,370.97-71,559.06

Finding the Fourth Proportional to 196,218.06, 294,370.97 and 71,559.06

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Solution

The fourth proportional to 196,218.06, 294,370.97 and 71,559.06 is: 107,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,218.06 : 294,370.97 = 71,559.06 : x
  2. Step 2: Convert to fraction form
    196,218.06/294,370.97 = 71,559.06/x
  3. Step 3: Cross multiply
    196,218.06x = 294,370.97 × 71,559.06
  4. Step 4: Simplify right side
    196,218.06x = 21,064,909,904.49
  5. Step 5: Solve for x
    x = 21,064,909,904.49/196,218.06
  6. Step 6: Final answer
    x = 107,354.59

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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.