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Finding the Fourth Proportional to 24,748.34, 37,115.01 and 20,800.80

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Solution

The fourth proportional to 24,748.34, 37,115.01 and 20,800.80 is: 31,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,748.34 : 37,115.01 = 20,800.80 : x
  2. Step 2: Convert to fraction form
    24,748.34/37,115.01 = 20,800.80/x
  3. Step 3: Cross multiply
    24,748.34x = 37,115.01 × 20,800.80
  4. Step 4: Simplify right side
    24,748.34x = 772,021,900.01
  5. Step 5: Solve for x
    x = 772,021,900.01/24,748.34
  6. Step 6: Final answer
    x = 31,194.90

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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.