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Finding the Fourth Proportional to 63,181.81, 94,690.68 and 25,698.25

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Solution

The fourth proportional to 63,181.81, 94,690.68 and 25,698.25 is: 38,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,181.81 : 94,690.68 = 25,698.25 : x
  2. Step 2: Convert to fraction form
    63,181.81/94,690.68 = 25,698.25/x
  3. Step 3: Cross multiply
    63,181.81x = 94,690.68 × 25,698.25
  4. Step 4: Simplify right side
    63,181.81x = 2,433,384,767.31
  5. Step 5: Solve for x
    x = 2,433,384,767.31/63,181.81
  6. Step 6: Final answer
    x = 38,514.01

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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.