Home / 51,609.15-77,394.83-40,537.40

Finding the Fourth Proportional to 51,609.15, 77,394.83 and 40,537.40

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Solution

The fourth proportional to 51,609.15, 77,394.83 and 40,537.40 is: 60,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,609.15 : 77,394.83 = 40,537.40 : x
  2. Step 2: Convert to fraction form
    51,609.15/77,394.83 = 40,537.40/x
  3. Step 3: Cross multiply
    51,609.15x = 77,394.83 × 40,537.40
  4. Step 4: Simplify right side
    51,609.15x = 3,137,384,591.98
  5. Step 5: Solve for x
    x = 3,137,384,591.98/51,609.15
  6. Step 6: Final answer
    x = 60,791.25

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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.