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Finding the Fourth Proportional to 174,902.76, 262,260.99 and 68,322.96

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Solution

The fourth proportional to 174,902.76, 262,260.99 and 68,322.96 is: 102,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,902.76 : 262,260.99 = 68,322.96 : x
  2. Step 2: Convert to fraction form
    174,902.76/262,260.99 = 68,322.96/x
  3. Step 3: Cross multiply
    174,902.76x = 262,260.99 × 68,322.96
  4. Step 4: Simplify right side
    174,902.76x = 17,918,447,129.33
  5. Step 5: Solve for x
    x = 17,918,447,129.33/174,902.76
  6. Step 6: Final answer
    x = 102,448.05

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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.