Home / 73,999.57-110,947.86-31,867.01

Finding the Fourth Proportional to 73,999.57, 110,947.86 and 31,867.01

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Solution

The fourth proportional to 73,999.57, 110,947.86 and 31,867.01 is: 47,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,999.57 : 110,947.86 = 31,867.01 : x
  2. Step 2: Convert to fraction form
    73,999.57/110,947.86 = 31,867.01/x
  3. Step 3: Cross multiply
    73,999.57x = 110,947.86 × 31,867.01
  4. Step 4: Simplify right side
    73,999.57x = 3,535,576,564.10
  5. Step 5: Solve for x
    x = 3,535,576,564.10/73,999.57
  6. Step 6: Final answer
    x = 47,778.34

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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.