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Finding the Fourth Proportional to 63,808.60, 95,540.10 and 49,984.60

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Solution

The fourth proportional to 63,808.60, 95,540.10 and 49,984.60 is: 74,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,808.60 : 95,540.10 = 49,984.60 : x
  2. Step 2: Convert to fraction form
    63,808.60/95,540.10 = 49,984.60/x
  3. Step 3: Cross multiply
    63,808.60x = 95,540.10 × 49,984.60
  4. Step 4: Simplify right side
    63,808.60x = 4,775,533,682.46
  5. Step 5: Solve for x
    x = 4,775,533,682.46/63,808.60
  6. Step 6: Final answer
    x = 74,841.54

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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.