Home / 73,500.10-110,383.80-43,975.60

Finding the Fourth Proportional to 73,500.10, 110,383.80 and 43,975.60

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Solution

The fourth proportional to 73,500.10, 110,383.80 and 43,975.60 is: 66,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,500.10 : 110,383.80 = 43,975.60 : x
  2. Step 2: Convert to fraction form
    73,500.10/110,383.80 = 43,975.60/x
  3. Step 3: Cross multiply
    73,500.10x = 110,383.80 × 43,975.60
  4. Step 4: Simplify right side
    73,500.10x = 4,854,193,835.28
  5. Step 5: Solve for x
    x = 4,854,193,835.28/73,500.10
  6. Step 6: Final answer
    x = 66,043.36

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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.