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Finding the Fourth Proportional to 154,994.90, 232,270.32 and 88,297.32

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Solution

The fourth proportional to 154,994.90, 232,270.32 and 88,297.32 is: 132,319.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,994.90 : 232,270.32 = 88,297.32 : x
  2. Step 2: Convert to fraction form
    154,994.90/232,270.32 = 88,297.32/x
  3. Step 3: Cross multiply
    154,994.90x = 232,270.32 × 88,297.32
  4. Step 4: Simplify right side
    154,994.90x = 20,508,846,771.54
  5. Step 5: Solve for x
    x = 20,508,846,771.54/154,994.90
  6. Step 6: Final answer
    x = 132,319.49

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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.