Home / 52,945.20-73,065.36-29,072.88

Finding the Fourth Proportional to 52,945.20, 73,065.36 and 29,072.88

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Solution

The fourth proportional to 52,945.20, 73,065.36 and 29,072.88 is: 40,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.20 : 73,065.36 = 29,072.88 : x
  2. Step 2: Convert to fraction form
    52,945.20/73,065.36 = 29,072.88/x
  3. Step 3: Cross multiply
    52,945.20x = 73,065.36 × 29,072.88
  4. Step 4: Simplify right side
    52,945.20x = 2,124,220,443.44
  5. Step 5: Solve for x
    x = 2,124,220,443.44/52,945.20
  6. Step 6: Final answer
    x = 40,121.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.