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Finding the Fourth Proportional to 79,262.84, 118,884.54 and 46,001

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Solution

The fourth proportional to 79,262.84, 118,884.54 and 46,001 is: 68,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,262.84 : 118,884.54 = 46,001 : x
  2. Step 2: Convert to fraction form
    79,262.84/118,884.54 = 46,001/x
  3. Step 3: Cross multiply
    79,262.84x = 118,884.54 × 46,001
  4. Step 4: Simplify right side
    79,262.84x = 5,468,807,724.54
  5. Step 5: Solve for x
    x = 5,468,807,724.54/79,262.84
  6. Step 6: Final answer
    x = 68,995.86

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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.