Home / 197,854.56-273,033.36-112,955.04

Finding the Fourth Proportional to 197,854.56, 273,033.36 and 112,955.04

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Solution

The fourth proportional to 197,854.56, 273,033.36 and 112,955.04 is: 155,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,854.56 : 273,033.36 = 112,955.04 : x
  2. Step 2: Convert to fraction form
    197,854.56/273,033.36 = 112,955.04/x
  3. Step 3: Cross multiply
    197,854.56x = 273,033.36 × 112,955.04
  4. Step 4: Simplify right side
    197,854.56x = 30,840,494,100.13
  5. Step 5: Solve for x
    x = 30,840,494,100.13/197,854.56
  6. Step 6: Final answer
    x = 155,874.57

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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.