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Finding the Fourth Proportional to 49,894.01, 68,852.01 and 29,740.50

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Solution

The fourth proportional to 49,894.01, 68,852.01 and 29,740.50 is: 41,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.01 : 68,852.01 = 29,740.50 : x
  2. Step 2: Convert to fraction form
    49,894.01/68,852.01 = 29,740.50/x
  3. Step 3: Cross multiply
    49,894.01x = 68,852.01 × 29,740.50
  4. Step 4: Simplify right side
    49,894.01x = 2,047,693,203.41
  5. Step 5: Solve for x
    x = 2,047,693,203.41/49,894.01
  6. Step 6: Final answer
    x = 41,040.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.