Home / 284,090.64-426,025.22-106,500.75

Finding the Fourth Proportional to 284,090.64, 426,025.22 and 106,500.75

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Solution

The fourth proportional to 284,090.64, 426,025.22 and 106,500.75 is: 159,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,090.64 : 426,025.22 = 106,500.75 : x
  2. Step 2: Convert to fraction form
    284,090.64/426,025.22 = 106,500.75/x
  3. Step 3: Cross multiply
    284,090.64x = 426,025.22 × 106,500.75
  4. Step 4: Simplify right side
    284,090.64x = 45,372,004,916.41
  5. Step 5: Solve for x
    x = 45,372,004,916.41/284,090.64
  6. Step 6: Final answer
    x = 159,709.61

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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.