Home / 204,591.15-306,689.87-104,798.34

Finding the Fourth Proportional to 204,591.15, 306,689.87 and 104,798.34

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Solution

The fourth proportional to 204,591.15, 306,689.87 and 104,798.34 is: 157,096.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,591.15 : 306,689.87 = 104,798.34 : x
  2. Step 2: Convert to fraction form
    204,591.15/306,689.87 = 104,798.34/x
  3. Step 3: Cross multiply
    204,591.15x = 306,689.87 × 104,798.34
  4. Step 4: Simplify right side
    204,591.15x = 32,140,589,532.81
  5. Step 5: Solve for x
    x = 32,140,589,532.81/204,591.15
  6. Step 6: Final answer
    x = 157,096.68

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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.