Home / 53,895.73-80,823.89-20,599.33

Finding the Fourth Proportional to 53,895.73, 80,823.89 and 20,599.33

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Solution

The fourth proportional to 53,895.73, 80,823.89 and 20,599.33 is: 30,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895.73 : 80,823.89 = 20,599.33 : x
  2. Step 2: Convert to fraction form
    53,895.73/80,823.89 = 20,599.33/x
  3. Step 3: Cross multiply
    53,895.73x = 80,823.89 × 20,599.33
  4. Step 4: Simplify right side
    53,895.73x = 1,664,917,879.00
  5. Step 5: Solve for x
    x = 1,664,917,879.00/53,895.73
  6. Step 6: Final answer
    x = 30,891.46

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1.5x scale

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.