Home / 53,512.48-80,268.69-18,449.38

Finding the Fourth Proportional to 53,512.48, 80,268.69 and 18,449.38

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Solution

The fourth proportional to 53,512.48, 80,268.69 and 18,449.38 is: 27,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,512.48 : 80,268.69 = 18,449.38 : x
  2. Step 2: Convert to fraction form
    53,512.48/80,268.69 = 18,449.38/x
  3. Step 3: Cross multiply
    53,512.48x = 80,268.69 × 18,449.38
  4. Step 4: Simplify right side
    53,512.48x = 1,480,907,162.57
  5. Step 5: Solve for x
    x = 1,480,907,162.57/53,512.48
  6. Step 6: Final answer
    x = 27,674.05

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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.