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Finding the Fourth Proportional to 48,994.84, 73,456.08 and 15,695.64

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Solution

The fourth proportional to 48,994.84, 73,456.08 and 15,695.64 is: 23,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,994.84 : 73,456.08 = 15,695.64 : x
  2. Step 2: Convert to fraction form
    48,994.84/73,456.08 = 15,695.64/x
  3. Step 3: Cross multiply
    48,994.84x = 73,456.08 × 15,695.64
  4. Step 4: Simplify right side
    48,994.84x = 1,152,940,187.49
  5. Step 5: Solve for x
    x = 1,152,940,187.49/48,994.84
  6. Step 6: Final answer
    x = 23,531.87

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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.