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Finding the Fourth Proportional to 225,994.68, 338,734.26 and 105,926.04

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Solution

The fourth proportional to 225,994.68, 338,734.26 and 105,926.04 is: 158,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,994.68 : 338,734.26 = 105,926.04 : x
  2. Step 2: Convert to fraction form
    225,994.68/338,734.26 = 105,926.04/x
  3. Step 3: Cross multiply
    225,994.68x = 338,734.26 × 105,926.04
  4. Step 4: Simplify right side
    225,994.68x = 35,880,778,774.13
  5. Step 5: Solve for x
    x = 35,880,778,774.13/225,994.68
  6. Step 6: Final answer
    x = 158,768.25

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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.