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Finding the Fourth Proportional to 114,067.80, 157,410.74 and 63,083.38

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Solution

The fourth proportional to 114,067.80, 157,410.74 and 63,083.38 is: 87,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,067.80 : 157,410.74 = 63,083.38 : x
  2. Step 2: Convert to fraction form
    114,067.80/157,410.74 = 63,083.38/x
  3. Step 3: Cross multiply
    114,067.80x = 157,410.74 × 63,083.38
  4. Step 4: Simplify right side
    114,067.80x = 9,930,001,527.50
  5. Step 5: Solve for x
    x = 9,930,001,527.50/114,067.80
  6. Step 6: Final answer
    x = 87,053.50

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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.