Home / 54,544.40-81,816.60-52,240.40

Finding the Fourth Proportional to 54,544.40, 81,816.60 and 52,240.40

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Solution

The fourth proportional to 54,544.40, 81,816.60 and 52,240.40 is: 78,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,544.40 : 81,816.60 = 52,240.40 : x
  2. Step 2: Convert to fraction form
    54,544.40/81,816.60 = 52,240.40/x
  3. Step 3: Cross multiply
    54,544.40x = 81,816.60 × 52,240.40
  4. Step 4: Simplify right side
    54,544.40x = 4,274,131,910.64
  5. Step 5: Solve for x
    x = 4,274,131,910.64/54,544.40
  6. Step 6: Final answer
    x = 78,360.60

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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.