Home / 190,716.82-286,089.27-50,474.50

Finding the Fourth Proportional to 190,716.82, 286,089.27 and 50,474.50

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Solution

The fourth proportional to 190,716.82, 286,089.27 and 50,474.50 is: 75,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,716.82 : 286,089.27 = 50,474.50 : x
  2. Step 2: Convert to fraction form
    190,716.82/286,089.27 = 50,474.50/x
  3. Step 3: Cross multiply
    190,716.82x = 286,089.27 × 50,474.50
  4. Step 4: Simplify right side
    190,716.82x = 14,440,212,858.62
  5. Step 5: Solve for x
    x = 14,440,212,858.62/190,716.82
  6. Step 6: Final answer
    x = 75,715.47

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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.