Home / 74,262.54-111,422.96-32,680.38

Finding the Fourth Proportional to 74,262.54, 111,422.96 and 32,680.38

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Solution

The fourth proportional to 74,262.54, 111,422.96 and 32,680.38 is: 49,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,262.54 : 111,422.96 = 32,680.38 : x
  2. Step 2: Convert to fraction form
    74,262.54/111,422.96 = 32,680.38/x
  3. Step 3: Cross multiply
    74,262.54x = 111,422.96 × 32,680.38
  4. Step 4: Simplify right side
    74,262.54x = 3,641,344,673.52
  5. Step 5: Solve for x
    x = 3,641,344,673.52/74,262.54
  6. Step 6: Final answer
    x = 49,033.40

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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.