Home / 48,982.40-73,408.80-17,787.68

Finding the Fourth Proportional to 48,982.40, 73,408.80 and 17,787.68

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Solution

The fourth proportional to 48,982.40, 73,408.80 and 17,787.68 is: 26,657.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982.40 : 73,408.80 = 17,787.68 : x
  2. Step 2: Convert to fraction form
    48,982.40/73,408.80 = 17,787.68/x
  3. Step 3: Cross multiply
    48,982.40x = 73,408.80 × 17,787.68
  4. Step 4: Simplify right side
    48,982.40x = 1,305,772,493.81
  5. Step 5: Solve for x
    x = 1,305,772,493.81/48,982.40
  6. Step 6: Final answer
    x = 26,657.99

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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.