Home / 76,616,059.41-105,729,291-41,809,342.05

Finding the Fourth Proportional to 76,616,059.41, 105,729,291 and 41,809,342.05

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Solution

The fourth proportional to 76,616,059.41, 105,729,291 and 41,809,342.05 is: 57,696,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616,059.41 : 105,729,291 = 41,809,342.05 : x
  2. Step 2: Convert to fraction form
    76,616,059.41/105,729,291 = 41,809,342.05/x
  3. Step 3: Cross multiply
    76,616,059.41x = 105,729,291 × 41,809,342.05
  4. Step 4: Simplify right side
    76,616,059.41x = 4,420,472,092,122,986
  5. Step 5: Solve for x
    x = 4,420,472,092,122,986/76,616,059.41
  6. Step 6: Final answer
    x = 57,696,416.73

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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.