Home / 120,961.41-181,421.66-36,701.27

Finding the Fourth Proportional to 120,961.41, 181,421.66 and 36,701.27

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Solution

The fourth proportional to 120,961.41, 181,421.66 and 36,701.27 is: 55,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,961.41 : 181,421.66 = 36,701.27 : x
  2. Step 2: Convert to fraction form
    120,961.41/181,421.66 = 36,701.27/x
  3. Step 3: Cross multiply
    120,961.41x = 181,421.66 × 36,701.27
  4. Step 4: Simplify right side
    120,961.41x = 6,658,404,236.89
  5. Step 5: Solve for x
    x = 6,658,404,236.89/120,961.41
  6. Step 6: Final answer
    x = 55,045.69

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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.