Home / 68,298.76-102,466.38-21,552.52

Finding the Fourth Proportional to 68,298.76, 102,466.38 and 21,552.52

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Solution

The fourth proportional to 68,298.76, 102,466.38 and 21,552.52 is: 32,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,298.76 : 102,466.38 = 21,552.52 : x
  2. Step 2: Convert to fraction form
    68,298.76/102,466.38 = 21,552.52/x
  3. Step 3: Cross multiply
    68,298.76x = 102,466.38 × 21,552.52
  4. Step 4: Simplify right side
    68,298.76x = 2,208,408,704.28
  5. Step 5: Solve for x
    x = 2,208,408,704.28/68,298.76
  6. Step 6: Final answer
    x = 32,334.54

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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.