Home / 120,972.88-181,496.22-61,850.06

Finding the Fourth Proportional to 120,972.88, 181,496.22 and 61,850.06

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Solution

The fourth proportional to 120,972.88, 181,496.22 and 61,850.06 is: 92,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,972.88 : 181,496.22 = 61,850.06 : x
  2. Step 2: Convert to fraction form
    120,972.88/181,496.22 = 61,850.06/x
  3. Step 3: Cross multiply
    120,972.88x = 181,496.22 × 61,850.06
  4. Step 4: Simplify right side
    120,972.88x = 11,225,552,096.77
  5. Step 5: Solve for x
    x = 11,225,552,096.77/120,972.88
  6. Step 6: Final answer
    x = 92,793.96

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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.