Home / 68,622.44-102,848.88-40,514

Finding the Fourth Proportional to 68,622.44, 102,848.88 and 40,514

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Solution

The fourth proportional to 68,622.44, 102,848.88 and 40,514 is: 60,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,622.44 : 102,848.88 = 40,514 : x
  2. Step 2: Convert to fraction form
    68,622.44/102,848.88 = 40,514/x
  3. Step 3: Cross multiply
    68,622.44x = 102,848.88 × 40,514
  4. Step 4: Simplify right side
    68,622.44x = 4,166,819,524.32
  5. Step 5: Solve for x
    x = 4,166,819,524.32/68,622.44
  6. Step 6: Final answer
    x = 60,720.95

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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.