Home / 68,702.58-94,817.43-38,496.06

Finding the Fourth Proportional to 68,702.58, 94,817.43 and 38,496.06

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Solution

The fourth proportional to 68,702.58, 94,817.43 and 38,496.06 is: 53,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,702.58 : 94,817.43 = 38,496.06 : x
  2. Step 2: Convert to fraction form
    68,702.58/94,817.43 = 38,496.06/x
  3. Step 3: Cross multiply
    68,702.58x = 94,817.43 × 38,496.06
  4. Step 4: Simplify right side
    68,702.58x = 3,650,097,474.33
  5. Step 5: Solve for x
    x = 3,650,097,474.33/68,702.58
  6. Step 6: Final answer
    x = 53,128.97

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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.