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Finding the Fourth Proportional to 104,499.99, 156,755.95 and 33,428.88

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Solution

The fourth proportional to 104,499.99, 156,755.95 and 33,428.88 is: 50,145.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,499.99 : 156,755.95 = 33,428.88 : x
  2. Step 2: Convert to fraction form
    104,499.99/156,755.95 = 33,428.88/x
  3. Step 3: Cross multiply
    104,499.99x = 156,755.95 × 33,428.88
  4. Step 4: Simplify right side
    104,499.99x = 5,240,175,758.26
  5. Step 5: Solve for x
    x = 5,240,175,758.26/104,499.99
  6. Step 6: Final answer
    x = 50,145.23

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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.