Home / 339,951.23-469,122.90-186,989.41

Finding the Fourth Proportional to 339,951.23, 469,122.90 and 186,989.41

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Solution

The fourth proportional to 339,951.23, 469,122.90 and 186,989.41 is: 258,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,951.23 : 469,122.90 = 186,989.41 : x
  2. Step 2: Convert to fraction form
    339,951.23/469,122.90 = 186,989.41/x
  3. Step 3: Cross multiply
    339,951.23x = 469,122.90 × 186,989.41
  4. Step 4: Simplify right side
    339,951.23x = 87,721,014,288.49
  5. Step 5: Solve for x
    x = 87,721,014,288.49/339,951.23
  6. Step 6: Final answer
    x = 258,040.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.