Home / 82,619.22-123,928.57-23,454.93

Finding the Fourth Proportional to 82,619.22, 123,928.57 and 23,454.93

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Solution

The fourth proportional to 82,619.22, 123,928.57 and 23,454.93 is: 35,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,619.22 : 123,928.57 = 23,454.93 : x
  2. Step 2: Convert to fraction form
    82,619.22/123,928.57 = 23,454.93/x
  3. Step 3: Cross multiply
    82,619.22x = 123,928.57 × 23,454.93
  4. Step 4: Simplify right side
    82,619.22x = 2,906,735,934.35
  5. Step 5: Solve for x
    x = 2,906,735,934.35/82,619.22
  6. Step 6: Final answer
    x = 35,182.32

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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.