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Finding the Fourth Proportional to 124,734.53, 187,235.04 and 53,692.37

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Solution

The fourth proportional to 124,734.53, 187,235.04 and 53,692.37 is: 80,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,734.53 : 187,235.04 = 53,692.37 : x
  2. Step 2: Convert to fraction form
    124,734.53/187,235.04 = 53,692.37/x
  3. Step 3: Cross multiply
    124,734.53x = 187,235.04 × 53,692.37
  4. Step 4: Simplify right side
    124,734.53x = 10,053,093,011.95
  5. Step 5: Solve for x
    x = 10,053,093,011.95/124,734.53
  6. Step 6: Final answer
    x = 80,595.91

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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.