Home / 117,584.22-162,269.24-63,872.31

Finding the Fourth Proportional to 117,584.22, 162,269.24 and 63,872.31

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Solution

The fourth proportional to 117,584.22, 162,269.24 and 63,872.31 is: 88,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,584.22 : 162,269.24 = 63,872.31 : x
  2. Step 2: Convert to fraction form
    117,584.22/162,269.24 = 63,872.31/x
  3. Step 3: Cross multiply
    117,584.22x = 162,269.24 × 63,872.31
  4. Step 4: Simplify right side
    117,584.22x = 10,364,511,200.74
  5. Step 5: Solve for x
    x = 10,364,511,200.74/117,584.22
  6. Step 6: Final answer
    x = 88,145.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.