Home / 164,639.98-246,847.60-87,714.48

Finding the Fourth Proportional to 164,639.98, 246,847.60 and 87,714.48

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Solution

The fourth proportional to 164,639.98, 246,847.60 and 87,714.48 is: 131,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,639.98 : 246,847.60 = 87,714.48 : x
  2. Step 2: Convert to fraction form
    164,639.98/246,847.60 = 87,714.48/x
  3. Step 3: Cross multiply
    164,639.98x = 246,847.60 × 87,714.48
  4. Step 4: Simplify right side
    164,639.98x = 21,652,108,873.25
  5. Step 5: Solve for x
    x = 21,652,108,873.25/164,639.98
  6. Step 6: Final answer
    x = 131,511.85

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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.