Home / 344,869.33-517,325.87-108,221.35

Finding the Fourth Proportional to 344,869.33, 517,325.87 and 108,221.35

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Solution

The fourth proportional to 344,869.33, 517,325.87 and 108,221.35 is: 162,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,869.33 : 517,325.87 = 108,221.35 : x
  2. Step 2: Convert to fraction form
    344,869.33/517,325.87 = 108,221.35/x
  3. Step 3: Cross multiply
    344,869.33x = 517,325.87 × 108,221.35
  4. Step 4: Simplify right side
    344,869.33x = 55,985,704,041.32
  5. Step 5: Solve for x
    x = 55,985,704,041.32/344,869.33
  6. Step 6: Final answer
    x = 162,338.89

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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.