Home / 54,539.35-81,759.80-37,907.21

Finding the Fourth Proportional to 54,539.35, 81,759.80 and 37,907.21

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Solution

The fourth proportional to 54,539.35, 81,759.80 and 37,907.21 is: 56,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539.35 : 81,759.80 = 37,907.21 : x
  2. Step 2: Convert to fraction form
    54,539.35/81,759.80 = 37,907.21/x
  3. Step 3: Cross multiply
    54,539.35x = 81,759.80 × 37,907.21
  4. Step 4: Simplify right side
    54,539.35x = 3,099,286,207.33
  5. Step 5: Solve for x
    x = 3,099,286,207.33/54,539.35
  6. Step 6: Final answer
    x = 56,826.61

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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.