Home / 189,884.26-262,039.56-107,091.64

Finding the Fourth Proportional to 189,884.26, 262,039.56 and 107,091.64

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Solution

The fourth proportional to 189,884.26, 262,039.56 and 107,091.64 is: 147,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,884.26 : 262,039.56 = 107,091.64 : x
  2. Step 2: Convert to fraction form
    189,884.26/262,039.56 = 107,091.64/x
  3. Step 3: Cross multiply
    189,884.26x = 262,039.56 × 107,091.64
  4. Step 4: Simplify right side
    189,884.26x = 28,062,246,225.28
  5. Step 5: Solve for x
    x = 28,062,246,225.28/189,884.26
  6. Step 6: Final answer
    x = 147,786.06

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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.