Home / 306,417.56-459,837.74-106,739.60

Finding the Fourth Proportional to 306,417.56, 459,837.74 and 106,739.60

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Solution

The fourth proportional to 306,417.56, 459,837.74 and 106,739.60 is: 160,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,417.56 : 459,837.74 = 106,739.60 : x
  2. Step 2: Convert to fraction form
    306,417.56/459,837.74 = 106,739.60/x
  3. Step 3: Cross multiply
    306,417.56x = 459,837.74 × 106,739.60
  4. Step 4: Simplify right side
    306,417.56x = 49,082,894,400.16
  5. Step 5: Solve for x
    x = 49,082,894,400.16/306,417.56
  6. Step 6: Final answer
    x = 160,183.04

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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.