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Finding the Fourth Proportional to 63,098.70, 94,627.58 and 20,967.48

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Solution

The fourth proportional to 63,098.70, 94,627.58 and 20,967.48 is: 31,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,098.70 : 94,627.58 = 20,967.48 : x
  2. Step 2: Convert to fraction form
    63,098.70/94,627.58 = 20,967.48/x
  3. Step 3: Cross multiply
    63,098.70x = 94,627.58 × 20,967.48
  4. Step 4: Simplify right side
    63,098.70x = 1,984,101,891.10
  5. Step 5: Solve for x
    x = 1,984,101,891.10/63,098.70
  6. Step 6: Final answer
    x = 31,444.42

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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.