Home / 222,918.42-334,120.13-102,724.05

Finding the Fourth Proportional to 222,918.42, 334,120.13 and 102,724.05

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Solution

The fourth proportional to 222,918.42, 334,120.13 and 102,724.05 is: 153,967.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,918.42 : 334,120.13 = 102,724.05 : x
  2. Step 2: Convert to fraction form
    222,918.42/334,120.13 = 102,724.05/x
  3. Step 3: Cross multiply
    222,918.42x = 334,120.13 × 102,724.05
  4. Step 4: Simplify right side
    222,918.42x = 34,322,172,426.51
  5. Step 5: Solve for x
    x = 34,322,172,426.51/222,918.42
  6. Step 6: Final answer
    x = 153,967.41

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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.