Home / 85,015.36-127,527.62-25,846.54

Finding the Fourth Proportional to 85,015.36, 127,527.62 and 25,846.54

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Solution

The fourth proportional to 85,015.36, 127,527.62 and 25,846.54 is: 38,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,015.36 : 127,527.62 = 25,846.54 : x
  2. Step 2: Convert to fraction form
    85,015.36/127,527.62 = 25,846.54/x
  3. Step 3: Cross multiply
    85,015.36x = 127,527.62 × 25,846.54
  4. Step 4: Simplify right side
    85,015.36x = 3,296,147,731.43
  5. Step 5: Solve for x
    x = 3,296,147,731.43/85,015.36
  6. Step 6: Final answer
    x = 38,771.20

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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.