Home / 54,064.74-81,114.46-25,986.83

Finding the Fourth Proportional to 54,064.74, 81,114.46 and 25,986.83

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Solution

The fourth proportional to 54,064.74, 81,114.46 and 25,986.83 is: 38,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.74 : 81,114.46 = 25,986.83 : x
  2. Step 2: Convert to fraction form
    54,064.74/81,114.46 = 25,986.83/x
  3. Step 3: Cross multiply
    54,064.74x = 81,114.46 × 25,986.83
  4. Step 4: Simplify right side
    54,064.74x = 2,107,907,682.56
  5. Step 5: Solve for x
    x = 2,107,907,682.56/54,064.74
  6. Step 6: Final answer
    x = 38,988.58

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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.