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Finding the Fourth Proportional to 168,773.16, 253,185.66 and 50,431.08

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Solution

The fourth proportional to 168,773.16, 253,185.66 and 50,431.08 is: 75,654.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,773.16 : 253,185.66 = 50,431.08 : x
  2. Step 2: Convert to fraction form
    168,773.16/253,185.66 = 50,431.08/x
  3. Step 3: Cross multiply
    168,773.16x = 253,185.66 × 50,431.08
  4. Step 4: Simplify right side
    168,773.16x = 12,768,426,274.31
  5. Step 5: Solve for x
    x = 12,768,426,274.31/168,773.16
  6. Step 6: Final answer
    x = 75,654.37

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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.