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Finding the Fourth Proportional to 48,994.75, 73,492.49 and 12,058.75

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Solution

The fourth proportional to 48,994.75, 73,492.49 and 12,058.75 is: 18,088.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,994.75 : 73,492.49 = 12,058.75 : x
  2. Step 2: Convert to fraction form
    48,994.75/73,492.49 = 12,058.75/x
  3. Step 3: Cross multiply
    48,994.75x = 73,492.49 × 12,058.75
  4. Step 4: Simplify right side
    48,994.75x = 886,227,563.79
  5. Step 5: Solve for x
    x = 886,227,563.79/48,994.75
  6. Step 6: Final answer
    x = 18,088.21

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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.