Home / 92,004.63-138,060.50-38,692.73

Finding the Fourth Proportional to 92,004.63, 138,060.50 and 38,692.73

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Solution

The fourth proportional to 92,004.63, 138,060.50 and 38,692.73 is: 58,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,004.63 : 138,060.50 = 38,692.73 : x
  2. Step 2: Convert to fraction form
    92,004.63/138,060.50 = 38,692.73/x
  3. Step 3: Cross multiply
    92,004.63x = 138,060.50 × 38,692.73
  4. Step 4: Simplify right side
    92,004.63x = 5,341,936,766.40
  5. Step 5: Solve for x
    x = 5,341,936,766.40/92,004.63
  6. Step 6: Final answer
    x = 58,061.61

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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.