Home / 120,537.44-180,803.12-41,644.16

Finding the Fourth Proportional to 120,537.44, 180,803.12 and 41,644.16

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Solution

The fourth proportional to 120,537.44, 180,803.12 and 41,644.16 is: 62,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,537.44 : 180,803.12 = 41,644.16 : x
  2. Step 2: Convert to fraction form
    120,537.44/180,803.12 = 41,644.16/x
  3. Step 3: Cross multiply
    120,537.44x = 180,803.12 × 41,644.16
  4. Step 4: Simplify right side
    120,537.44x = 7,529,394,057.78
  5. Step 5: Solve for x
    x = 7,529,394,057.78/120,537.44
  6. Step 6: Final answer
    x = 62,465.19

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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.