Home / 372,944.20-559,416.30-106,720.60

Finding the Fourth Proportional to 372,944.20, 559,416.30 and 106,720.60

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Solution

The fourth proportional to 372,944.20, 559,416.30 and 106,720.60 is: 160,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,944.20 : 559,416.30 = 106,720.60 : x
  2. Step 2: Convert to fraction form
    372,944.20/559,416.30 = 106,720.60/x
  3. Step 3: Cross multiply
    372,944.20x = 559,416.30 × 106,720.60
  4. Step 4: Simplify right side
    372,944.20x = 59,701,243,185.78
  5. Step 5: Solve for x
    x = 59,701,243,185.78/372,944.20
  6. Step 6: Final answer
    x = 160,080.90

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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.