Home / 229,615.40-344,424.19-69,692.72

Finding the Fourth Proportional to 229,615.40, 344,424.19 and 69,692.72

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Solution

The fourth proportional to 229,615.40, 344,424.19 and 69,692.72 is: 104,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,615.40 : 344,424.19 = 69,692.72 : x
  2. Step 2: Convert to fraction form
    229,615.40/344,424.19 = 69,692.72/x
  3. Step 3: Cross multiply
    229,615.40x = 344,424.19 × 69,692.72
  4. Step 4: Simplify right side
    229,615.40x = 24,003,858,033.92
  5. Step 5: Solve for x
    x = 24,003,858,033.92/229,615.40
  6. Step 6: Final answer
    x = 104,539.41

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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.