Home / 120,674.03-181,040.31-36,429.16

Finding the Fourth Proportional to 120,674.03, 181,040.31 and 36,429.16

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Solution

The fourth proportional to 120,674.03, 181,040.31 and 36,429.16 is: 54,652.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,674.03 : 181,040.31 = 36,429.16 : x
  2. Step 2: Convert to fraction form
    120,674.03/181,040.31 = 36,429.16/x
  3. Step 3: Cross multiply
    120,674.03x = 181,040.31 × 36,429.16
  4. Step 4: Simplify right side
    120,674.03x = 6,595,146,419.44
  5. Step 5: Solve for x
    x = 6,595,146,419.44/120,674.03
  6. Step 6: Final answer
    x = 54,652.57

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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.