Home / 344,171.76-516,390.03-166,665.12

Finding the Fourth Proportional to 344,171.76, 516,390.03 and 166,665.12

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Solution

The fourth proportional to 344,171.76, 516,390.03 and 166,665.12 is: 250,061.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,171.76 : 516,390.03 = 166,665.12 : x
  2. Step 2: Convert to fraction form
    344,171.76/516,390.03 = 166,665.12/x
  3. Step 3: Cross multiply
    344,171.76x = 516,390.03 × 166,665.12
  4. Step 4: Simplify right side
    344,171.76x = 86,064,206,316.75
  5. Step 5: Solve for x
    x = 86,064,206,316.75/344,171.76
  6. Step 6: Final answer
    x = 250,061.79

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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.