Home / 117,584.08-162,261.36-63,868

Finding the Fourth Proportional to 117,584.08, 162,261.36 and 63,868

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Solution

The fourth proportional to 117,584.08, 162,261.36 and 63,868 is: 88,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,584.08 : 162,261.36 = 63,868 : x
  2. Step 2: Convert to fraction form
    117,584.08/162,261.36 = 63,868/x
  3. Step 3: Cross multiply
    117,584.08x = 162,261.36 × 63,868
  4. Step 4: Simplify right side
    117,584.08x = 10,363,308,540.48
  5. Step 5: Solve for x
    x = 10,363,308,540.48/117,584.08
  6. Step 6: Final answer
    x = 88,135.30

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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.