Home / 68,383.89-94,374.52-38,175.11

Finding the Fourth Proportional to 68,383.89, 94,374.52 and 38,175.11

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Solution

The fourth proportional to 68,383.89, 94,374.52 and 38,175.11 is: 52,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,383.89 : 94,374.52 = 38,175.11 : x
  2. Step 2: Convert to fraction form
    68,383.89/94,374.52 = 38,175.11/x
  3. Step 3: Cross multiply
    68,383.89x = 94,374.52 × 38,175.11
  4. Step 4: Simplify right side
    68,383.89x = 3,602,757,611.95
  5. Step 5: Solve for x
    x = 3,602,757,611.95/68,383.89
  6. Step 6: Final answer
    x = 52,684.30

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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.