Home / 161,200.77-222,462.46-89,583.81

Finding the Fourth Proportional to 161,200.77, 222,462.46 and 89,583.81

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Solution

The fourth proportional to 161,200.77, 222,462.46 and 89,583.81 is: 123,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,200.77 : 222,462.46 = 89,583.81 : x
  2. Step 2: Convert to fraction form
    161,200.77/222,462.46 = 89,583.81/x
  3. Step 3: Cross multiply
    161,200.77x = 222,462.46 × 89,583.81
  4. Step 4: Simplify right side
    161,200.77x = 19,929,034,300.85
  5. Step 5: Solve for x
    x = 19,929,034,300.85/161,200.77
  6. Step 6: Final answer
    x = 123,628.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.