Home / 190,935.36-286,380.60-50,704.80

Finding the Fourth Proportional to 190,935.36, 286,380.60 and 50,704.80

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Solution

The fourth proportional to 190,935.36, 286,380.60 and 50,704.80 is: 76,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,935.36 : 286,380.60 = 50,704.80 : x
  2. Step 2: Convert to fraction form
    190,935.36/286,380.60 = 50,704.80/x
  3. Step 3: Cross multiply
    190,935.36x = 286,380.60 × 50,704.80
  4. Step 4: Simplify right side
    190,935.36x = 14,520,871,046.88
  5. Step 5: Solve for x
    x = 14,520,871,046.88/190,935.36
  6. Step 6: Final answer
    x = 76,051.24

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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.