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Finding the Fourth Proportional to 173,313.96, 259,980.16 and 54,994.56

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Solution

The fourth proportional to 173,313.96, 259,980.16 and 54,994.56 is: 82,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,313.96 : 259,980.16 = 54,994.56 : x
  2. Step 2: Convert to fraction form
    173,313.96/259,980.16 = 54,994.56/x
  3. Step 3: Cross multiply
    173,313.96x = 259,980.16 × 54,994.56
  4. Step 4: Simplify right side
    173,313.96x = 14,297,494,507.93
  5. Step 5: Solve for x
    x = 14,297,494,507.93/173,313.96
  6. Step 6: Final answer
    x = 82,494.77

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1.5x scale

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.