Home / 45,394.23-68,102.29-14,229.48

Finding the Fourth Proportional to 45,394.23, 68,102.29 and 14,229.48

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Solution

The fourth proportional to 45,394.23, 68,102.29 and 14,229.48 is: 21,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.23 : 68,102.29 = 14,229.48 : x
  2. Step 2: Convert to fraction form
    45,394.23/68,102.29 = 14,229.48/x
  3. Step 3: Cross multiply
    45,394.23x = 68,102.29 × 14,229.48
  4. Step 4: Simplify right side
    45,394.23x = 969,060,137.94
  5. Step 5: Solve for x
    x = 969,060,137.94/45,394.23
  6. Step 6: Final answer
    x = 21,347.65

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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.