Home / 197,983.93-273,214.47-111,941.47

Finding the Fourth Proportional to 197,983.93, 273,214.47 and 111,941.47

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Solution

The fourth proportional to 197,983.93, 273,214.47 and 111,941.47 is: 154,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,983.93 : 273,214.47 = 111,941.47 : x
  2. Step 2: Convert to fraction form
    197,983.93/273,214.47 = 111,941.47/x
  3. Step 3: Cross multiply
    197,983.93x = 273,214.47 × 111,941.47
  4. Step 4: Simplify right side
    197,983.93x = 30,584,029,397.07
  5. Step 5: Solve for x
    x = 30,584,029,397.07/197,983.93
  6. Step 6: Final answer
    x = 154,477.33

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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.