Home / 54,492.75-81,739.13-17,556.75

Finding the Fourth Proportional to 54,492.75, 81,739.13 and 17,556.75

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Solution

The fourth proportional to 54,492.75, 81,739.13 and 17,556.75 is: 26,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492.75 : 81,739.13 = 17,556.75 : x
  2. Step 2: Convert to fraction form
    54,492.75/81,739.13 = 17,556.75/x
  3. Step 3: Cross multiply
    54,492.75x = 81,739.13 × 17,556.75
  4. Step 4: Simplify right side
    54,492.75x = 1,435,073,382.84
  5. Step 5: Solve for x
    x = 1,435,073,382.84/54,492.75
  6. Step 6: Final answer
    x = 26,335.13

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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.