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Finding the Fourth Proportional to 114,694.96, 172,067.02 and 39,817.48

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Solution

The fourth proportional to 114,694.96, 172,067.02 and 39,817.48 is: 59,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,694.96 : 172,067.02 = 39,817.48 : x
  2. Step 2: Convert to fraction form
    114,694.96/172,067.02 = 39,817.48/x
  3. Step 3: Cross multiply
    114,694.96x = 172,067.02 × 39,817.48
  4. Step 4: Simplify right side
    114,694.96x = 6,851,275,127.51
  5. Step 5: Solve for x
    x = 6,851,275,127.51/114,694.96
  6. Step 6: Final answer
    x = 59,734.75

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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.