Home / 344,988.38-517,503.33-108,331.09

Finding the Fourth Proportional to 344,988.38, 517,503.33 and 108,331.09

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Solution

The fourth proportional to 344,988.38, 517,503.33 and 108,331.09 is: 162,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,988.38 : 517,503.33 = 108,331.09 : x
  2. Step 2: Convert to fraction form
    344,988.38/517,503.33 = 108,331.09/x
  3. Step 3: Cross multiply
    344,988.38x = 517,503.33 × 108,331.09
  4. Step 4: Simplify right side
    344,988.38x = 56,061,698,523.77
  5. Step 5: Solve for x
    x = 56,061,698,523.77/344,988.38
  6. Step 6: Final answer
    x = 162,503.15

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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.