Home / 229,178.56-343,777.14-109,173.82

Finding the Fourth Proportional to 229,178.56, 343,777.14 and 109,173.82

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Solution

The fourth proportional to 229,178.56, 343,777.14 and 109,173.82 is: 163,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,178.56 : 343,777.14 = 109,173.82 : x
  2. Step 2: Convert to fraction form
    229,178.56/343,777.14 = 109,173.82/x
  3. Step 3: Cross multiply
    229,178.56x = 343,777.14 × 109,173.82
  4. Step 4: Simplify right side
    229,178.56x = 37,531,463,602.47
  5. Step 5: Solve for x
    x = 37,531,463,602.47/229,178.56
  6. Step 6: Final answer
    x = 163,765.16

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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.