Home / 120,816.36-181,252.89-36,577.17

Finding the Fourth Proportional to 120,816.36, 181,252.89 and 36,577.17

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Solution

The fourth proportional to 120,816.36, 181,252.89 and 36,577.17 is: 54,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,816.36 : 181,252.89 = 36,577.17 : x
  2. Step 2: Convert to fraction form
    120,816.36/181,252.89 = 36,577.17/x
  3. Step 3: Cross multiply
    120,816.36x = 181,252.89 × 36,577.17
  4. Step 4: Simplify right side
    120,816.36x = 6,629,717,770.52
  5. Step 5: Solve for x
    x = 6,629,717,770.52/120,816.36
  6. Step 6: Final answer
    x = 54,874.34

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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.