Home / 284,269.28-426,326.08-106,762.56

Finding the Fourth Proportional to 284,269.28, 426,326.08 and 106,762.56

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Solution

The fourth proportional to 284,269.28, 426,326.08 and 106,762.56 is: 160,114.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,269.28 : 426,326.08 = 106,762.56 : x
  2. Step 2: Convert to fraction form
    284,269.28/426,326.08 = 106,762.56/x
  3. Step 3: Cross multiply
    284,269.28x = 426,326.08 × 106,762.56
  4. Step 4: Simplify right side
    284,269.28x = 45,515,663,695.56
  5. Step 5: Solve for x
    x = 45,515,663,695.56/284,269.28
  6. Step 6: Final answer
    x = 160,114.61

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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.