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Finding the Fourth Proportional to 244,681.74, 366,978.78 and 67,165.38

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Solution

The fourth proportional to 244,681.74, 366,978.78 and 67,165.38 is: 100,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,681.74 : 366,978.78 = 67,165.38 : x
  2. Step 2: Convert to fraction form
    244,681.74/366,978.78 = 67,165.38/x
  3. Step 3: Cross multiply
    244,681.74x = 366,978.78 × 67,165.38
  4. Step 4: Simplify right side
    244,681.74x = 24,648,269,210.64
  5. Step 5: Solve for x
    x = 24,648,269,210.64/244,681.74
  6. Step 6: Final answer
    x = 100,736.04

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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.