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Finding the Fourth Proportional to 48,234.60, 63,986.10 and 48,234.60

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Solution

The fourth proportional to 48,234.60, 63,986.10 and 48,234.60 is: 63,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,234.60 : 63,986.10 = 48,234.60 : x
  2. Step 2: Convert to fraction form
    48,234.60/63,986.10 = 48,234.60/x
  3. Step 3: Cross multiply
    48,234.60x = 63,986.10 × 48,234.60
  4. Step 4: Simplify right side
    48,234.60x = 3,086,343,939.06
  5. Step 5: Solve for x
    x = 3,086,343,939.06/48,234.60
  6. Step 6: Final answer
    x = 63,986.10

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.