Home / 116,536.66-161,429.67-114,174.70

Finding the Fourth Proportional to 116,536.66, 161,429.67 and 114,174.70

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Solution

The fourth proportional to 116,536.66, 161,429.67 and 114,174.70 is: 158,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,536.66 : 161,429.67 = 114,174.70 : x
  2. Step 2: Convert to fraction form
    116,536.66/161,429.67 = 114,174.70/x
  3. Step 3: Cross multiply
    116,536.66x = 161,429.67 × 114,174.70
  4. Step 4: Simplify right side
    116,536.66x = 18,431,184,143.35
  5. Step 5: Solve for x
    x = 18,431,184,143.35/116,536.66
  6. Step 6: Final answer
    x = 158,157.82

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.