Home / 72,386.20-108,593.81-25,003.03

Finding the Fourth Proportional to 72,386.20, 108,593.81 and 25,003.03

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Solution

The fourth proportional to 72,386.20, 108,593.81 and 25,003.03 is: 37,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,386.20 : 108,593.81 = 25,003.03 : x
  2. Step 2: Convert to fraction form
    72,386.20/108,593.81 = 25,003.03/x
  3. Step 3: Cross multiply
    72,386.20x = 108,593.81 × 25,003.03
  4. Step 4: Simplify right side
    72,386.20x = 2,715,174,289.24
  5. Step 5: Solve for x
    x = 2,715,174,289.24/72,386.20
  6. Step 6: Final answer
    x = 37,509.56

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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.