Home / 196,147.40-294,221.09-55,902.38

Finding the Fourth Proportional to 196,147.40, 294,221.09 and 55,902.38

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Solution

The fourth proportional to 196,147.40, 294,221.09 and 55,902.38 is: 83,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,147.40 : 294,221.09 = 55,902.38 : x
  2. Step 2: Convert to fraction form
    196,147.40/294,221.09 = 55,902.38/x
  3. Step 3: Cross multiply
    196,147.40x = 294,221.09 × 55,902.38
  4. Step 4: Simplify right side
    196,147.40x = 16,447,657,845.84
  5. Step 5: Solve for x
    x = 16,447,657,845.84/196,147.40
  6. Step 6: Final answer
    x = 83,853.56

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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.