Home / 190,164.11-285,305.84-114,349.93

Finding the Fourth Proportional to 190,164.11, 285,305.84 and 114,349.93

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Solution

The fourth proportional to 190,164.11, 285,305.84 and 114,349.93 is: 171,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,164.11 : 285,305.84 = 114,349.93 : x
  2. Step 2: Convert to fraction form
    190,164.11/285,305.84 = 114,349.93/x
  3. Step 3: Cross multiply
    190,164.11x = 285,305.84 × 114,349.93
  4. Step 4: Simplify right side
    190,164.11x = 32,624,702,619.61
  5. Step 5: Solve for x
    x = 32,624,702,619.61/190,164.11
  6. Step 6: Final answer
    x = 171,560.78

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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.