Home / 222,076.24-306,464.32-120,101.81

Finding the Fourth Proportional to 222,076.24, 306,464.32 and 120,101.81

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Solution

The fourth proportional to 222,076.24, 306,464.32 and 120,101.81 is: 165,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,076.24 : 306,464.32 = 120,101.81 : x
  2. Step 2: Convert to fraction form
    222,076.24/306,464.32 = 120,101.81/x
  3. Step 3: Cross multiply
    222,076.24x = 306,464.32 × 120,101.81
  4. Step 4: Simplify right side
    222,076.24x = 36,806,918,950.04
  5. Step 5: Solve for x
    x = 36,806,918,950.04/222,076.24
  6. Step 6: Final answer
    x = 165,740.01

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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.