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Finding the Fourth Proportional to 92,573.88, 138,832.05 and 33,401.85

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Solution

The fourth proportional to 92,573.88, 138,832.05 and 33,401.85 is: 50,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,573.88 : 138,832.05 = 33,401.85 : x
  2. Step 2: Convert to fraction form
    92,573.88/138,832.05 = 33,401.85/x
  3. Step 3: Cross multiply
    92,573.88x = 138,832.05 × 33,401.85
  4. Step 4: Simplify right side
    92,573.88x = 4,637,247,309.29
  5. Step 5: Solve for x
    x = 4,637,247,309.29/92,573.88
  6. Step 6: Final answer
    x = 50,092.39

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1.5x scale

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.