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Finding the Fourth Proportional to 73,327.68, 109,991.34 and 17,923.68

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Solution

The fourth proportional to 73,327.68, 109,991.34 and 17,923.68 is: 26,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,327.68 : 109,991.34 = 17,923.68 : x
  2. Step 2: Convert to fraction form
    73,327.68/109,991.34 = 17,923.68/x
  3. Step 3: Cross multiply
    73,327.68x = 109,991.34 × 17,923.68
  4. Step 4: Simplify right side
    73,327.68x = 1,971,449,580.93
  5. Step 5: Solve for x
    x = 1,971,449,580.93/73,327.68
  6. Step 6: Final answer
    x = 26,885.48

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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.