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Finding the Fourth Proportional to 236,412.76, 354,636.44 and 67,926.28

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Solution

The fourth proportional to 236,412.76, 354,636.44 and 67,926.28 is: 101,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,412.76 : 354,636.44 = 67,926.28 : x
  2. Step 2: Convert to fraction form
    236,412.76/354,636.44 = 67,926.28/x
  3. Step 3: Cross multiply
    236,412.76x = 354,636.44 × 67,926.28
  4. Step 4: Simplify right side
    236,412.76x = 24,089,134,121.64
  5. Step 5: Solve for x
    x = 24,089,134,121.64/236,412.76
  6. Step 6: Final answer
    x = 101,894.39

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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.