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Finding the Fourth Proportional to 16,900.96, 25,338.48 and 16,068.28

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Solution

The fourth proportional to 16,900.96, 25,338.48 and 16,068.28 is: 24,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.96 : 25,338.48 = 16,068.28 : x
  2. Step 2: Convert to fraction form
    16,900.96/25,338.48 = 16,068.28/x
  3. Step 3: Cross multiply
    16,900.96x = 25,338.48 × 16,068.28
  4. Step 4: Simplify right side
    16,900.96x = 407,145,791.41
  5. Step 5: Solve for x
    x = 407,145,791.41/16,900.96
  6. Step 6: Final answer
    x = 24,090.10

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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.