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Finding the Fourth Proportional to 197,842.69, 273,064.13 and 181,901.89

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Solution

The fourth proportional to 197,842.69, 273,064.13 and 181,901.89 is: 251,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,842.69 : 273,064.13 = 181,901.89 : x
  2. Step 2: Convert to fraction form
    197,842.69/273,064.13 = 181,901.89/x
  3. Step 3: Cross multiply
    197,842.69x = 273,064.13 × 181,901.89
  4. Step 4: Simplify right side
    197,842.69x = 49,670,881,338.21
  5. Step 5: Solve for x
    x = 49,670,881,338.21/197,842.69
  6. Step 6: Final answer
    x = 251,062.50

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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.