Home / 372,904.20-559,356.30-106,680.60

Finding the Fourth Proportional to 372,904.20, 559,356.30 and 106,680.60

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Solution

The fourth proportional to 372,904.20, 559,356.30 and 106,680.60 is: 160,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,904.20 : 559,356.30 = 106,680.60 : x
  2. Step 2: Convert to fraction form
    372,904.20/559,356.30 = 106,680.60/x
  3. Step 3: Cross multiply
    372,904.20x = 559,356.30 × 106,680.60
  4. Step 4: Simplify right side
    372,904.20x = 59,672,465,697.78
  5. Step 5: Solve for x
    x = 59,672,465,697.78/372,904.20
  6. Step 6: Final answer
    x = 160,020.90

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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.