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Finding the Fourth Proportional to 114,237.69, 157,650.11 and 63,936.57

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Solution

The fourth proportional to 114,237.69, 157,650.11 and 63,936.57 is: 88,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,237.69 : 157,650.11 = 63,936.57 : x
  2. Step 2: Convert to fraction form
    114,237.69/157,650.11 = 63,936.57/x
  3. Step 3: Cross multiply
    114,237.69x = 157,650.11 × 63,936.57
  4. Step 4: Simplify right side
    114,237.69x = 10,079,606,973.84
  5. Step 5: Solve for x
    x = 10,079,606,973.84/114,237.69
  6. Step 6: Final answer
    x = 88,233.64

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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.