Home / 226,456.75-339,677.34-57,978.58

Finding the Fourth Proportional to 226,456.75, 339,677.34 and 57,978.58

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Solution

The fourth proportional to 226,456.75, 339,677.34 and 57,978.58 is: 86,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,456.75 : 339,677.34 = 57,978.58 : x
  2. Step 2: Convert to fraction form
    226,456.75/339,677.34 = 57,978.58/x
  3. Step 3: Cross multiply
    226,456.75x = 339,677.34 × 57,978.58
  4. Step 4: Simplify right side
    226,456.75x = 19,694,009,831.38
  5. Step 5: Solve for x
    x = 19,694,009,831.38/226,456.75
  6. Step 6: Final answer
    x = 86,965.88

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1.5x scale

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.