Home / 56,696.40-85,046-27,117.36

Finding the Fourth Proportional to 56,696.40, 85,046 and 27,117.36

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Solution

The fourth proportional to 56,696.40, 85,046 and 27,117.36 is: 40,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,696.40 : 85,046 = 27,117.36 : x
  2. Step 2: Convert to fraction form
    56,696.40/85,046 = 27,117.36/x
  3. Step 3: Cross multiply
    56,696.40x = 85,046 × 27,117.36
  4. Step 4: Simplify right side
    56,696.40x = 2,306,222,998.56
  5. Step 5: Solve for x
    x = 2,306,222,998.56/56,696.40
  6. Step 6: Final answer
    x = 40,676.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.