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Finding the Fourth Proportional to 16,540, 24,810.08 and 10,388.32

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Solution

The fourth proportional to 16,540, 24,810.08 and 10,388.32 is: 15,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540 : 24,810.08 = 10,388.32 : x
  2. Step 2: Convert to fraction form
    16,540/24,810.08 = 10,388.32/x
  3. Step 3: Cross multiply
    16,540x = 24,810.08 × 10,388.32
  4. Step 4: Simplify right side
    16,540x = 257,735,050.27
  5. Step 5: Solve for x
    x = 257,735,050.27/16,540
  6. Step 6: Final answer
    x = 15,582.53

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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.