Home / 119,698.11-165,137.13-68,692.41

Finding the Fourth Proportional to 119,698.11, 165,137.13 and 68,692.41

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Solution

The fourth proportional to 119,698.11, 165,137.13 and 68,692.41 is: 94,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,698.11 : 165,137.13 = 68,692.41 : x
  2. Step 2: Convert to fraction form
    119,698.11/165,137.13 = 68,692.41/x
  3. Step 3: Cross multiply
    119,698.11x = 165,137.13 × 68,692.41
  4. Step 4: Simplify right side
    119,698.11x = 11,343,667,440.18
  5. Step 5: Solve for x
    x = 11,343,667,440.18/119,698.11
  6. Step 6: Final answer
    x = 94,768.98

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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.