Home / 197,469.69-272,507.33-106,825.43

Finding the Fourth Proportional to 197,469.69, 272,507.33 and 106,825.43

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Solution

The fourth proportional to 197,469.69, 272,507.33 and 106,825.43 is: 147,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,469.69 : 272,507.33 = 106,825.43 : x
  2. Step 2: Convert to fraction form
    197,469.69/272,507.33 = 106,825.43/x
  3. Step 3: Cross multiply
    197,469.69x = 272,507.33 × 106,825.43
  4. Step 4: Simplify right side
    197,469.69x = 29,110,712,705.40
  5. Step 5: Solve for x
    x = 29,110,712,705.40/197,469.69
  6. Step 6: Final answer
    x = 147,418.64

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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.