Home / 204,158.96-306,300.60-104,389.23

Finding the Fourth Proportional to 204,158.96, 306,300.60 and 104,389.23

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Solution

The fourth proportional to 204,158.96, 306,300.60 and 104,389.23 is: 156,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,158.96 : 306,300.60 = 104,389.23 : x
  2. Step 2: Convert to fraction form
    204,158.96/306,300.60 = 104,389.23/x
  3. Step 3: Cross multiply
    204,158.96x = 306,300.60 × 104,389.23
  4. Step 4: Simplify right side
    204,158.96x = 31,974,483,782.54
  5. Step 5: Solve for x
    x = 31,974,483,782.54/204,158.96
  6. Step 6: Final answer
    x = 156,615.63

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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.