Home / 190,964.16-286,621.20-190,249.74

Finding the Fourth Proportional to 190,964.16, 286,621.20 and 190,249.74

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Solution

The fourth proportional to 190,964.16, 286,621.20 and 190,249.74 is: 285,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,964.16 : 286,621.20 = 190,249.74 : x
  2. Step 2: Convert to fraction form
    190,964.16/286,621.20 = 190,249.74/x
  3. Step 3: Cross multiply
    190,964.16x = 286,621.20 × 190,249.74
  4. Step 4: Simplify right side
    190,964.16x = 54,529,608,778.49
  5. Step 5: Solve for x
    x = 54,529,608,778.49/190,964.16
  6. Step 6: Final answer
    x = 285,548.92

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