Home / 82,021.92-113,187.36-46,219.44

Finding the Fourth Proportional to 82,021.92, 113,187.36 and 46,219.44

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Solution

The fourth proportional to 82,021.92, 113,187.36 and 46,219.44 is: 63,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,021.92 : 113,187.36 = 46,219.44 : x
  2. Step 2: Convert to fraction form
    82,021.92/113,187.36 = 46,219.44/x
  3. Step 3: Cross multiply
    82,021.92x = 113,187.36 × 46,219.44
  4. Step 4: Simplify right side
    82,021.92x = 5,231,456,394.28
  5. Step 5: Solve for x
    x = 5,231,456,394.28/82,021.92
  6. Step 6: Final answer
    x = 63,781.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.