Home / 229,719.51-344,579.28-71,960.25

Finding the Fourth Proportional to 229,719.51, 344,579.28 and 71,960.25

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Solution

The fourth proportional to 229,719.51, 344,579.28 and 71,960.25 is: 107,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,719.51 : 344,579.28 = 71,960.25 : x
  2. Step 2: Convert to fraction form
    229,719.51/344,579.28 = 71,960.25/x
  3. Step 3: Cross multiply
    229,719.51x = 344,579.28 × 71,960.25
  4. Step 4: Simplify right side
    229,719.51x = 24,796,011,133.62
  5. Step 5: Solve for x
    x = 24,796,011,133.62/229,719.51
  6. Step 6: Final answer
    x = 107,940.38

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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.