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Finding the Fourth Proportional to 96,950.12, 133,866.42 and 75,692.12

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Solution

The fourth proportional to 96,950.12, 133,866.42 and 75,692.12 is: 104,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,950.12 : 133,866.42 = 75,692.12 : x
  2. Step 2: Convert to fraction form
    96,950.12/133,866.42 = 75,692.12/x
  3. Step 3: Cross multiply
    96,950.12x = 133,866.42 × 75,692.12
  4. Step 4: Simplify right side
    96,950.12x = 10,132,633,126.61
  5. Step 5: Solve for x
    x = 10,132,633,126.61/96,950.12
  6. Step 6: Final answer
    x = 104,513.88

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1.5x scale

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.