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Finding the Fourth Proportional to 95,509.31, 131,802.87 and 53,067.84

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Solution

The fourth proportional to 95,509.31, 131,802.87 and 53,067.84 is: 73,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,509.31 : 131,802.87 = 53,067.84 : x
  2. Step 2: Convert to fraction form
    95,509.31/131,802.87 = 53,067.84/x
  3. Step 3: Cross multiply
    95,509.31x = 131,802.87 × 53,067.84
  4. Step 4: Simplify right side
    95,509.31x = 6,994,493,616.70
  5. Step 5: Solve for x
    x = 6,994,493,616.70/95,509.31
  6. Step 6: Final answer
    x = 73,233.64

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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.