Home / 197,842.56-273,016.80-112,943.04

Finding the Fourth Proportional to 197,842.56, 273,016.80 and 112,943.04

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Solution

The fourth proportional to 197,842.56, 273,016.80 and 112,943.04 is: 155,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,842.56 : 273,016.80 = 112,943.04 : x
  2. Step 2: Convert to fraction form
    197,842.56/273,016.80 = 112,943.04/x
  3. Step 3: Cross multiply
    197,842.56x = 273,016.80 × 112,943.04
  4. Step 4: Simplify right side
    197,842.56x = 30,835,347,363.07
  5. Step 5: Solve for x
    x = 30,835,347,363.07/197,842.56
  6. Step 6: Final answer
    x = 155,858.01

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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.