Home / 72,027.48-108,033.13-27,623.08

Finding the Fourth Proportional to 72,027.48, 108,033.13 and 27,623.08

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Solution

The fourth proportional to 72,027.48, 108,033.13 and 27,623.08 is: 41,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,027.48 : 108,033.13 = 27,623.08 : x
  2. Step 2: Convert to fraction form
    72,027.48/108,033.13 = 27,623.08/x
  3. Step 3: Cross multiply
    72,027.48x = 108,033.13 × 27,623.08
  4. Step 4: Simplify right side
    72,027.48x = 2,984,207,114.36
  5. Step 5: Solve for x
    x = 2,984,207,114.36/72,027.48
  6. Step 6: Final answer
    x = 41,431.51

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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.