Home / 197,448.12-272,484.66-108,024.12

Finding the Fourth Proportional to 197,448.12, 272,484.66 and 108,024.12

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Solution

The fourth proportional to 197,448.12, 272,484.66 and 108,024.12 is: 149,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,448.12 : 272,484.66 = 108,024.12 : x
  2. Step 2: Convert to fraction form
    197,448.12/272,484.66 = 108,024.12/x
  3. Step 3: Cross multiply
    197,448.12x = 272,484.66 × 108,024.12
  4. Step 4: Simplify right side
    197,448.12x = 29,434,915,610.00
  5. Step 5: Solve for x
    x = 29,434,915,610.00/197,448.12
  6. Step 6: Final answer
    x = 149,076.71

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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.