Home / 68,760.06-94,945.28-43,307.43

Finding the Fourth Proportional to 68,760.06, 94,945.28 and 43,307.43

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Solution

The fourth proportional to 68,760.06, 94,945.28 and 43,307.43 is: 59,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,760.06 : 94,945.28 = 43,307.43 : x
  2. Step 2: Convert to fraction form
    68,760.06/94,945.28 = 43,307.43/x
  3. Step 3: Cross multiply
    68,760.06x = 94,945.28 × 43,307.43
  4. Step 4: Simplify right side
    68,760.06x = 4,111,835,850.89
  5. Step 5: Solve for x
    x = 4,111,835,850.89/68,760.06
  6. Step 6: Final answer
    x = 59,799.77

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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.