Home / 54,520.32-81,780.38-17,083.26

Finding the Fourth Proportional to 54,520.32, 81,780.38 and 17,083.26

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Solution

The fourth proportional to 54,520.32, 81,780.38 and 17,083.26 is: 25,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520.32 : 81,780.38 = 17,083.26 : x
  2. Step 2: Convert to fraction form
    54,520.32/81,780.38 = 17,083.26/x
  3. Step 3: Cross multiply
    54,520.32x = 81,780.38 × 17,083.26
  4. Step 4: Simplify right side
    54,520.32x = 1,397,075,799.19
  5. Step 5: Solve for x
    x = 1,397,075,799.19/54,520.32
  6. Step 6: Final answer
    x = 25,624.86

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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.