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Finding the Fourth Proportional to 174,297.62, 260,786.67 and 103,258.39

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Solution

The fourth proportional to 174,297.62, 260,786.67 and 103,258.39 is: 154,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,297.62 : 260,786.67 = 103,258.39 : x
  2. Step 2: Convert to fraction form
    174,297.62/260,786.67 = 103,258.39/x
  3. Step 3: Cross multiply
    174,297.62x = 260,786.67 × 103,258.39
  4. Step 4: Simplify right side
    174,297.62x = 26,928,411,677.66
  5. Step 5: Solve for x
    x = 26,928,411,677.66/174,297.62
  6. Step 6: Final answer
    x = 154,496.73

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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.