Home / 180,788.16-271,183.82-47,687.32

Finding the Fourth Proportional to 180,788.16, 271,183.82 and 47,687.32

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Solution

The fourth proportional to 180,788.16, 271,183.82 and 47,687.32 is: 71,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,788.16 : 271,183.82 = 47,687.32 : x
  2. Step 2: Convert to fraction form
    180,788.16/271,183.82 = 47,687.32/x
  3. Step 3: Cross multiply
    180,788.16x = 271,183.82 × 47,687.32
  4. Step 4: Simplify right side
    180,788.16x = 12,932,029,603.16
  5. Step 5: Solve for x
    x = 12,932,029,603.16/180,788.16
  6. Step 6: Final answer
    x = 71,531.40

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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.