Home / 69,293.93-103,680.87-41,110.79

Finding the Fourth Proportional to 69,293.93, 103,680.87 and 41,110.79

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Solution

The fourth proportional to 69,293.93, 103,680.87 and 41,110.79 is: 61,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,293.93 : 103,680.87 = 41,110.79 : x
  2. Step 2: Convert to fraction form
    69,293.93/103,680.87 = 41,110.79/x
  3. Step 3: Cross multiply
    69,293.93x = 103,680.87 × 41,110.79
  4. Step 4: Simplify right side
    69,293.93x = 4,262,402,473.59
  5. Step 5: Solve for x
    x = 4,262,402,473.59/69,293.93
  6. Step 6: Final answer
    x = 61,511.92

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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.