Home / 190,911.24-286,344.72-50,680.80

Finding the Fourth Proportional to 190,911.24, 286,344.72 and 50,680.80

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Solution

The fourth proportional to 190,911.24, 286,344.72 and 50,680.80 is: 76,015.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,911.24 : 286,344.72 = 50,680.80 : x
  2. Step 2: Convert to fraction form
    190,911.24/286,344.72 = 50,680.80/x
  3. Step 3: Cross multiply
    190,911.24x = 286,344.72 × 50,680.80
  4. Step 4: Simplify right side
    190,911.24x = 14,512,179,485.38
  5. Step 5: Solve for x
    x = 14,512,179,485.38/190,911.24
  6. Step 6: Final answer
    x = 76,015.32

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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.