Home / 189,211.88-283,950.83-171,122.51

Finding the Fourth Proportional to 189,211.88, 283,950.83 and 171,122.51

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Solution

The fourth proportional to 189,211.88, 283,950.83 and 171,122.51 is: 256,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,211.88 : 283,950.83 = 171,122.51 : x
  2. Step 2: Convert to fraction form
    189,211.88/283,950.83 = 171,122.51/x
  3. Step 3: Cross multiply
    189,211.88x = 283,950.83 × 171,122.51
  4. Step 4: Simplify right side
    189,211.88x = 48,590,379,883.87
  5. Step 5: Solve for x
    x = 48,590,379,883.87/189,211.88
  6. Step 6: Final answer
    x = 256,804.06

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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.