Home / 68,826.30-94,971.20-38,610.47

Finding the Fourth Proportional to 68,826.30, 94,971.20 and 38,610.47

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Solution

The fourth proportional to 68,826.30, 94,971.20 and 38,610.47 is: 53,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,826.30 : 94,971.20 = 38,610.47 : x
  2. Step 2: Convert to fraction form
    68,826.30/94,971.20 = 38,610.47/x
  3. Step 3: Cross multiply
    68,826.30x = 94,971.20 × 38,610.47
  4. Step 4: Simplify right side
    68,826.30x = 3,666,882,000.56
  5. Step 5: Solve for x
    x = 3,666,882,000.56/68,826.30
  6. Step 6: Final answer
    x = 53,277.34

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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.