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Finding the Fourth Proportional to 50,880.99, 76,305.93 and 35,186.88

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Solution

The fourth proportional to 50,880.99, 76,305.93 and 35,186.88 is: 52,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,880.99 : 76,305.93 = 35,186.88 : x
  2. Step 2: Convert to fraction form
    50,880.99/76,305.93 = 35,186.88/x
  3. Step 3: Cross multiply
    50,880.99x = 76,305.93 × 35,186.88
  4. Step 4: Simplify right side
    50,880.99x = 2,684,967,602.20
  5. Step 5: Solve for x
    x = 2,684,967,602.20/50,880.99
  6. Step 6: Final answer
    x = 52,769.56

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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.