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Finding the Fourth Proportional to 114,084, 157,429.44 and 63,093.68

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Solution

The fourth proportional to 114,084, 157,429.44 and 63,093.68 is: 87,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,084 : 157,429.44 = 63,093.68 : x
  2. Step 2: Convert to fraction form
    114,084/157,429.44 = 63,093.68/x
  3. Step 3: Cross multiply
    114,084x = 157,429.44 × 63,093.68
  4. Step 4: Simplify right side
    114,084x = 9,932,802,709.94
  5. Step 5: Solve for x
    x = 9,932,802,709.94/114,084
  6. Step 6: Final answer
    x = 87,065.69

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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.