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Finding the Fourth Proportional to 160,692.93, 241,086.54 and 71,926.68

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Solution

The fourth proportional to 160,692.93, 241,086.54 and 71,926.68 is: 107,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,692.93 : 241,086.54 = 71,926.68 : x
  2. Step 2: Convert to fraction form
    160,692.93/241,086.54 = 71,926.68/x
  3. Step 3: Cross multiply
    160,692.93x = 241,086.54 × 71,926.68
  4. Step 4: Simplify right side
    160,692.93x = 17,340,555,588.69
  5. Step 5: Solve for x
    x = 17,340,555,588.69/160,692.93
  6. Step 6: Final answer
    x = 107,911.13

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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.