Home / 16,078.60-24,116.70-6,716.20

Finding the Fourth Proportional to 16,078.60, 24,116.70 and 6,716.20

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Solution

The fourth proportional to 16,078.60, 24,116.70 and 6,716.20 is: 10,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.60 : 24,116.70 = 6,716.20 : x
  2. Step 2: Convert to fraction form
    16,078.60/24,116.70 = 6,716.20/x
  3. Step 3: Cross multiply
    16,078.60x = 24,116.70 × 6,716.20
  4. Step 4: Simplify right side
    16,078.60x = 161,972,580.54
  5. Step 5: Solve for x
    x = 161,972,580.54/16,078.60
  6. Step 6: Final answer
    x = 10,073.80

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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.