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Finding the Fourth Proportional to 48,241.67, 72,372.90 and 14,961.08

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Solution

The fourth proportional to 48,241.67, 72,372.90 and 14,961.08 is: 22,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.67 : 72,372.90 = 14,961.08 : x
  2. Step 2: Convert to fraction form
    48,241.67/72,372.90 = 14,961.08/x
  3. Step 3: Cross multiply
    48,241.67x = 72,372.90 × 14,961.08
  4. Step 4: Simplify right side
    48,241.67x = 1,082,776,746.73
  5. Step 5: Solve for x
    x = 1,082,776,746.73/48,241.67
  6. Step 6: Final answer
    x = 22,444.84

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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.