Home / 54,780.21-82,173.21-17,344.23

Finding the Fourth Proportional to 54,780.21, 82,173.21 and 17,344.23

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Solution

The fourth proportional to 54,780.21, 82,173.21 and 17,344.23 is: 26,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.21 : 82,173.21 = 17,344.23 : x
  2. Step 2: Convert to fraction form
    54,780.21/82,173.21 = 17,344.23/x
  3. Step 3: Cross multiply
    54,780.21x = 82,173.21 × 17,344.23
  4. Step 4: Simplify right side
    54,780.21x = 1,425,231,054.08
  5. Step 5: Solve for x
    x = 1,425,231,054.08/54,780.21
  6. Step 6: Final answer
    x = 26,017.26

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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.