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Finding the Fourth Proportional to 48,246.80, 72,375.60 and 14,966.60

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Solution

The fourth proportional to 48,246.80, 72,375.60 and 14,966.60 is: 22,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,246.80 : 72,375.60 = 14,966.60 : x
  2. Step 2: Convert to fraction form
    48,246.80/72,375.60 = 14,966.60/x
  3. Step 3: Cross multiply
    48,246.80x = 72,375.60 × 14,966.60
  4. Step 4: Simplify right side
    48,246.80x = 1,083,216,654.96
  5. Step 5: Solve for x
    x = 1,083,216,654.96/48,246.80
  6. Step 6: Final answer
    x = 22,451.58

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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.