Home / 53,828.93-80,716.25-31,346.87

Finding the Fourth Proportional to 53,828.93, 80,716.25 and 31,346.87

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Solution

The fourth proportional to 53,828.93, 80,716.25 and 31,346.87 is: 47,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.93 : 80,716.25 = 31,346.87 : x
  2. Step 2: Convert to fraction form
    53,828.93/80,716.25 = 31,346.87/x
  3. Step 3: Cross multiply
    53,828.93x = 80,716.25 × 31,346.87
  4. Step 4: Simplify right side
    53,828.93x = 2,530,201,975.14
  5. Step 5: Solve for x
    x = 2,530,201,975.14/53,828.93
  6. Step 6: Final answer
    x = 47,004.50

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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.