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Finding the Fourth Proportional to 16,640.58, 24,948.54 and 7,865.24

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Solution

The fourth proportional to 16,640.58, 24,948.54 and 7,865.24 is: 11,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.58 : 24,948.54 = 7,865.24 : x
  2. Step 2: Convert to fraction form
    16,640.58/24,948.54 = 7,865.24/x
  3. Step 3: Cross multiply
    16,640.58x = 24,948.54 × 7,865.24
  4. Step 4: Simplify right side
    16,640.58x = 196,226,254.75
  5. Step 5: Solve for x
    x = 196,226,254.75/16,640.58
  6. Step 6: Final answer
    x = 11,792.03

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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.