Home / 189,551.58-261,626.04-109,025.63

Finding the Fourth Proportional to 189,551.58, 261,626.04 and 109,025.63

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Solution

The fourth proportional to 189,551.58, 261,626.04 and 109,025.63 is: 150,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,551.58 : 261,626.04 = 109,025.63 : x
  2. Step 2: Convert to fraction form
    189,551.58/261,626.04 = 109,025.63/x
  3. Step 3: Cross multiply
    189,551.58x = 261,626.04 × 109,025.63
  4. Step 4: Simplify right side
    189,551.58x = 28,523,942,527.28
  5. Step 5: Solve for x
    x = 28,523,942,527.28/189,551.58
  6. Step 6: Final answer
    x = 150,481.16

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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.