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Finding the Fourth Proportional to 92,894.45, 128,195.00 and 50,452.98

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Solution

The fourth proportional to 92,894.45, 128,195.00 and 50,452.98 is: 69,625.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,894.45 : 128,195.00 = 50,452.98 : x
  2. Step 2: Convert to fraction form
    92,894.45/128,195.00 = 50,452.98/x
  3. Step 3: Cross multiply
    92,894.45x = 128,195.00 × 50,452.98
  4. Step 4: Simplify right side
    92,894.45x = 6,467,819,227.30
  5. Step 5: Solve for x
    x = 6,467,819,227.30/92,894.45
  6. Step 6: Final answer
    x = 69,625.47

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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.