Home / 83,226.81-114,857.60-47,409.96

Finding the Fourth Proportional to 83,226.81, 114,857.60 and 47,409.96

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Solution

The fourth proportional to 83,226.81, 114,857.60 and 47,409.96 is: 65,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,226.81 : 114,857.60 = 47,409.96 : x
  2. Step 2: Convert to fraction form
    83,226.81/114,857.60 = 47,409.96/x
  3. Step 3: Cross multiply
    83,226.81x = 114,857.60 × 47,409.96
  4. Step 4: Simplify right side
    83,226.81x = 5,445,394,221.70
  5. Step 5: Solve for x
    x = 5,445,394,221.70/83,226.81
  6. Step 6: Final answer
    x = 65,428.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.