Home / 53,578.54-80,367.81-18,036.88

Finding the Fourth Proportional to 53,578.54, 80,367.81 and 18,036.88

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Solution

The fourth proportional to 53,578.54, 80,367.81 and 18,036.88 is: 27,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,578.54 : 80,367.81 = 18,036.88 : x
  2. Step 2: Convert to fraction form
    53,578.54/80,367.81 = 18,036.88/x
  3. Step 3: Cross multiply
    53,578.54x = 80,367.81 × 18,036.88
  4. Step 4: Simplify right side
    53,578.54x = 1,449,584,810.22
  5. Step 5: Solve for x
    x = 1,449,584,810.22/53,578.54
  6. Step 6: Final answer
    x = 27,055.33

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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.