Home / 293,541.60-439,729.20-160,183.20

Finding the Fourth Proportional to 293,541.60, 439,729.20 and 160,183.20

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Solution

The fourth proportional to 293,541.60, 439,729.20 and 160,183.20 is: 239,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,541.60 : 439,729.20 = 160,183.20 : x
  2. Step 2: Convert to fraction form
    293,541.60/439,729.20 = 160,183.20/x
  3. Step 3: Cross multiply
    293,541.60x = 439,729.20 × 160,183.20
  4. Step 4: Simplify right side
    293,541.60x = 70,437,230,389.44
  5. Step 5: Solve for x
    x = 70,437,230,389.44/293,541.60
  6. Step 6: Final answer
    x = 239,956.55

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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.