Home / 103,523.11-155,481.49-64,353.94

Finding the Fourth Proportional to 103,523.11, 155,481.49 and 64,353.94

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Solution

The fourth proportional to 103,523.11, 155,481.49 and 64,353.94 is: 96,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,523.11 : 155,481.49 = 64,353.94 : x
  2. Step 2: Convert to fraction form
    103,523.11/155,481.49 = 64,353.94/x
  3. Step 3: Cross multiply
    103,523.11x = 155,481.49 × 64,353.94
  4. Step 4: Simplify right side
    103,523.11x = 10,005,846,170.31
  5. Step 5: Solve for x
    x = 10,005,846,170.31/103,523.11
  6. Step 6: Final answer
    x = 96,653.26

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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.