Home / 189,584.06-284,429.23-82,977.30

Finding the Fourth Proportional to 189,584.06, 284,429.23 and 82,977.30

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Solution

The fourth proportional to 189,584.06, 284,429.23 and 82,977.30 is: 124,489.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,584.06 : 284,429.23 = 82,977.30 : x
  2. Step 2: Convert to fraction form
    189,584.06/284,429.23 = 82,977.30/x
  3. Step 3: Cross multiply
    189,584.06x = 284,429.23 × 82,977.30
  4. Step 4: Simplify right side
    189,584.06x = 23,601,169,339.04
  5. Step 5: Solve for x
    x = 23,601,169,339.04/189,584.06
  6. Step 6: Final answer
    x = 124,489.21

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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.