Home / 54,999.21-82,485.59-25,388.60

Finding the Fourth Proportional to 54,999.21, 82,485.59 and 25,388.60

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Solution

The fourth proportional to 54,999.21, 82,485.59 and 25,388.60 is: 38,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.21 : 82,485.59 = 25,388.60 : x
  2. Step 2: Convert to fraction form
    54,999.21/82,485.59 = 25,388.60/x
  3. Step 3: Cross multiply
    54,999.21x = 82,485.59 × 25,388.60
  4. Step 4: Simplify right side
    54,999.21x = 2,094,193,650.27
  5. Step 5: Solve for x
    x = 2,094,193,650.27/54,999.21
  6. Step 6: Final answer
    x = 38,076.80

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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.