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Finding the Fourth Proportional to 82,692.68, 124,040.38 and 23,529.88

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Solution

The fourth proportional to 82,692.68, 124,040.38 and 23,529.88 is: 35,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,692.68 : 124,040.38 = 23,529.88 : x
  2. Step 2: Convert to fraction form
    82,692.68/124,040.38 = 23,529.88/x
  3. Step 3: Cross multiply
    82,692.68x = 124,040.38 × 23,529.88
  4. Step 4: Simplify right side
    82,692.68x = 2,918,655,256.55
  5. Step 5: Solve for x
    x = 2,918,655,256.55/82,692.68
  6. Step 6: Final answer
    x = 35,295.21

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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.