Home / 53,668.73-80,540.00-18,608.38

Finding the Fourth Proportional to 53,668.73, 80,540.00 and 18,608.38

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Solution

The fourth proportional to 53,668.73, 80,540.00 and 18,608.38 is: 27,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.73 : 80,540.00 = 18,608.38 : x
  2. Step 2: Convert to fraction form
    53,668.73/80,540.00 = 18,608.38/x
  3. Step 3: Cross multiply
    53,668.73x = 80,540.00 × 18,608.38
  4. Step 4: Simplify right side
    53,668.73x = 1,498,718,630.81
  5. Step 5: Solve for x
    x = 1,498,718,630.81/53,668.73
  6. Step 6: Final answer
    x = 27,925.36

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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.