Home / 190,811.27-286,216.88-111,882.44

Finding the Fourth Proportional to 190,811.27, 286,216.88 and 111,882.44

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Solution

The fourth proportional to 190,811.27, 286,216.88 and 111,882.44 is: 167,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,811.27 : 286,216.88 = 111,882.44 : x
  2. Step 2: Convert to fraction form
    190,811.27/286,216.88 = 111,882.44/x
  3. Step 3: Cross multiply
    190,811.27x = 286,216.88 × 111,882.44
  4. Step 4: Simplify right side
    190,811.27x = 32,022,643,059.72
  5. Step 5: Solve for x
    x = 32,022,643,059.72/190,811.27
  6. Step 6: Final answer
    x = 167,823.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.