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Finding the Fourth Proportional to 16,505.57, 24,758.16 and 7,734.29

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Solution

The fourth proportional to 16,505.57, 24,758.16 and 7,734.29 is: 11,601.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.57 : 24,758.16 = 7,734.29 : x
  2. Step 2: Convert to fraction form
    16,505.57/24,758.16 = 7,734.29/x
  3. Step 3: Cross multiply
    16,505.57x = 24,758.16 × 7,734.29
  4. Step 4: Simplify right side
    16,505.57x = 191,486,636.51
  5. Step 5: Solve for x
    x = 191,486,636.51/16,505.57
  6. Step 6: Final answer
    x = 11,601.33

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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.