Home / 388,546.03-582,851.85-108,063.28

Finding the Fourth Proportional to 388,546.03, 582,851.85 and 108,063.28

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Solution

The fourth proportional to 388,546.03, 582,851.85 and 108,063.28 is: 162,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,546.03 : 582,851.85 = 108,063.28 : x
  2. Step 2: Convert to fraction form
    388,546.03/582,851.85 = 108,063.28/x
  3. Step 3: Cross multiply
    388,546.03x = 582,851.85 × 108,063.28
  4. Step 4: Simplify right side
    388,546.03x = 62,984,883,596.25
  5. Step 5: Solve for x
    x = 62,984,883,596.25/388,546.03
  6. Step 6: Final answer
    x = 162,104.05

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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.