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Finding the Fourth Proportional to 73,526.58, 110,256.84 and 20,923.56

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Solution

The fourth proportional to 73,526.58, 110,256.84 and 20,923.56 is: 31,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,526.58 : 110,256.84 = 20,923.56 : x
  2. Step 2: Convert to fraction form
    73,526.58/110,256.84 = 20,923.56/x
  3. Step 3: Cross multiply
    73,526.58x = 110,256.84 × 20,923.56
  4. Step 4: Simplify right side
    73,526.58x = 2,306,965,607.15
  5. Step 5: Solve for x
    x = 2,306,965,607.15/73,526.58
  6. Step 6: Final answer
    x = 31,375.94

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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.