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Finding the Fourth Proportional to 73,897.37, 110,890.21 and 27,154.97

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Solution

The fourth proportional to 73,897.37, 110,890.21 and 27,154.97 is: 40,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897.37 : 110,890.21 = 27,154.97 : x
  2. Step 2: Convert to fraction form
    73,897.37/110,890.21 = 27,154.97/x
  3. Step 3: Cross multiply
    73,897.37x = 110,890.21 × 27,154.97
  4. Step 4: Simplify right side
    73,897.37x = 3,011,219,771.39
  5. Step 5: Solve for x
    x = 3,011,219,771.39/73,897.37
  6. Step 6: Final answer
    x = 40,748.68

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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.