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Finding the Fourth Proportional to 34,508.60, 51,757.02 and 11,135.03

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Solution

The fourth proportional to 34,508.60, 51,757.02 and 11,135.03 is: 16,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.60 : 51,757.02 = 11,135.03 : x
  2. Step 2: Convert to fraction form
    34,508.60/51,757.02 = 11,135.03/x
  3. Step 3: Cross multiply
    34,508.60x = 51,757.02 × 11,135.03
  4. Step 4: Simplify right side
    34,508.60x = 576,316,099.80
  5. Step 5: Solve for x
    x = 576,316,099.80/34,508.60
  6. Step 6: Final answer
    x = 16,700.65

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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.