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Finding the Fourth Proportional to 133,190.01, 199,825.11 and 39,695.76

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Solution

The fourth proportional to 133,190.01, 199,825.11 and 39,695.76 is: 59,555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,190.01 : 199,825.11 = 39,695.76 : x
  2. Step 2: Convert to fraction form
    133,190.01/199,825.11 = 39,695.76/x
  3. Step 3: Cross multiply
    133,190.01x = 199,825.11 × 39,695.76
  4. Step 4: Simplify right side
    133,190.01x = 7,932,209,608.53
  5. Step 5: Solve for x
    x = 7,932,209,608.53/133,190.01
  6. Step 6: Final answer
    x = 59,555.59

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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.