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Finding the Fourth Proportional to 53,958.54, 74,509.79 and 33,849.98

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Solution

The fourth proportional to 53,958.54, 74,509.79 and 33,849.98 is: 46,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.54 : 74,509.79 = 33,849.98 : x
  2. Step 2: Convert to fraction form
    53,958.54/74,509.79 = 33,849.98/x
  3. Step 3: Cross multiply
    53,958.54x = 74,509.79 × 33,849.98
  4. Step 4: Simplify right side
    53,958.54x = 2,522,155,087.58
  5. Step 5: Solve for x
    x = 2,522,155,087.58/53,958.54
  6. Step 6: Final answer
    x = 46,742.47

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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.