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Finding the Fourth Proportional to 16,767.96, 25,148.70 and 15,935.40

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Solution

The fourth proportional to 16,767.96, 25,148.70 and 15,935.40 is: 23,900.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.96 : 25,148.70 = 15,935.40 : x
  2. Step 2: Convert to fraction form
    16,767.96/25,148.70 = 15,935.40/x
  3. Step 3: Cross multiply
    16,767.96x = 25,148.70 × 15,935.40
  4. Step 4: Simplify right side
    16,767.96x = 400,754,593.98
  5. Step 5: Solve for x
    x = 400,754,593.98/16,767.96
  6. Step 6: Final answer
    x = 23,900.02

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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.