Home / 108,050.52-162,093.06-45,721.56

Finding the Fourth Proportional to 108,050.52, 162,093.06 and 45,721.56

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Solution

The fourth proportional to 108,050.52, 162,093.06 and 45,721.56 is: 68,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,050.52 : 162,093.06 = 45,721.56 : x
  2. Step 2: Convert to fraction form
    108,050.52/162,093.06 = 45,721.56/x
  3. Step 3: Cross multiply
    108,050.52x = 162,093.06 × 45,721.56
  4. Step 4: Simplify right side
    108,050.52x = 7,411,147,568.37
  5. Step 5: Solve for x
    x = 7,411,147,568.37/108,050.52
  6. Step 6: Final answer
    x = 68,589.65

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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.