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Finding the Fourth Proportional to 99,704.91, 149,525.01 and 33,127.16

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Solution

The fourth proportional to 99,704.91, 149,525.01 and 33,127.16 is: 49,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,704.91 : 149,525.01 = 33,127.16 : x
  2. Step 2: Convert to fraction form
    99,704.91/149,525.01 = 33,127.16/x
  3. Step 3: Cross multiply
    99,704.91x = 149,525.01 × 33,127.16
  4. Step 4: Simplify right side
    99,704.91x = 4,953,339,304.08
  5. Step 5: Solve for x
    x = 4,953,339,304.08/99,704.91
  6. Step 6: Final answer
    x = 49,679.99

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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.