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Finding the Fourth Proportional to 63,516.34, 95,278.56 and 16,768

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Solution

The fourth proportional to 63,516.34, 95,278.56 and 16,768 is: 25,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,516.34 : 95,278.56 = 16,768 : x
  2. Step 2: Convert to fraction form
    63,516.34/95,278.56 = 16,768/x
  3. Step 3: Cross multiply
    63,516.34x = 95,278.56 × 16,768
  4. Step 4: Simplify right side
    63,516.34x = 1,597,630,894.08
  5. Step 5: Solve for x
    x = 1,597,630,894.08/63,516.34
  6. Step 6: Final answer
    x = 25,153.07

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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.