Home / 74,562.54-111,868.41-30,226.59

Finding the Fourth Proportional to 74,562.54, 111,868.41 and 30,226.59

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Solution

The fourth proportional to 74,562.54, 111,868.41 and 30,226.59 is: 45,349.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,562.54 : 111,868.41 = 30,226.59 : x
  2. Step 2: Convert to fraction form
    74,562.54/111,868.41 = 30,226.59/x
  3. Step 3: Cross multiply
    74,562.54x = 111,868.41 × 30,226.59
  4. Step 4: Simplify right side
    74,562.54x = 3,381,400,563.02
  5. Step 5: Solve for x
    x = 3,381,400,563.02/74,562.54
  6. Step 6: Final answer
    x = 45,349.86

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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.