Home / 189,323.11-283,936.06-56,171.87

Finding the Fourth Proportional to 189,323.11, 283,936.06 and 56,171.87

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Solution

The fourth proportional to 189,323.11, 283,936.06 and 56,171.87 is: 84,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,323.11 : 283,936.06 = 56,171.87 : x
  2. Step 2: Convert to fraction form
    189,323.11/283,936.06 = 56,171.87/x
  3. Step 3: Cross multiply
    189,323.11x = 283,936.06 × 56,171.87
  4. Step 4: Simplify right side
    189,323.11x = 15,949,219,450.63
  5. Step 5: Solve for x
    x = 15,949,219,450.63/189,323.11
  6. Step 6: Final answer
    x = 84,243.38

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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.