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Finding the Fourth Proportional to 63,018.21, 94,566.75 and 25,578.30

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Solution

The fourth proportional to 63,018.21, 94,566.75 and 25,578.30 is: 38,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,018.21 : 94,566.75 = 25,578.30 : x
  2. Step 2: Convert to fraction form
    63,018.21/94,566.75 = 25,578.30/x
  3. Step 3: Cross multiply
    63,018.21x = 94,566.75 × 25,578.30
  4. Step 4: Simplify right side
    63,018.21x = 2,418,856,701.53
  5. Step 5: Solve for x
    x = 2,418,856,701.53/63,018.21
  6. Step 6: Final answer
    x = 38,383.46

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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.