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Finding the Fourth Proportional to 99,241.44, 136,952.24 and 53,918.44

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Solution

The fourth proportional to 99,241.44, 136,952.24 and 53,918.44 is: 74,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,241.44 : 136,952.24 = 53,918.44 : x
  2. Step 2: Convert to fraction form
    99,241.44/136,952.24 = 53,918.44/x
  3. Step 3: Cross multiply
    99,241.44x = 136,952.24 × 53,918.44
  4. Step 4: Simplify right side
    99,241.44x = 7,384,251,135.31
  5. Step 5: Solve for x
    x = 7,384,251,135.31/99,241.44
  6. Step 6: Final answer
    x = 74,406.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.