Home / 199,620.60-275,504.16-114,735.84

Finding the Fourth Proportional to 199,620.60, 275,504.16 and 114,735.84

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Solution

The fourth proportional to 199,620.60, 275,504.16 and 114,735.84 is: 158,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,620.60 : 275,504.16 = 114,735.84 : x
  2. Step 2: Convert to fraction form
    199,620.60/275,504.16 = 114,735.84/x
  3. Step 3: Cross multiply
    199,620.60x = 275,504.16 × 114,735.84
  4. Step 4: Simplify right side
    199,620.60x = 31,610,201,221.09
  5. Step 5: Solve for x
    x = 31,610,201,221.09/199,620.60
  6. Step 6: Final answer
    x = 158,351.40

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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.