Home / 74,009.57-110,995.85-29,040.05

Finding the Fourth Proportional to 74,009.57, 110,995.85 and 29,040.05

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Solution

The fourth proportional to 74,009.57, 110,995.85 and 29,040.05 is: 43,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,009.57 : 110,995.85 = 29,040.05 : x
  2. Step 2: Convert to fraction form
    74,009.57/110,995.85 = 29,040.05/x
  3. Step 3: Cross multiply
    74,009.57x = 110,995.85 × 29,040.05
  4. Step 4: Simplify right side
    74,009.57x = 3,223,325,383.88
  5. Step 5: Solve for x
    x = 3,223,325,383.88/74,009.57
  6. Step 6: Final answer
    x = 43,552.82

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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.