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Finding the Fourth Proportional to 117,241.94, 161,794.01 and 63,526.91

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Solution

The fourth proportional to 117,241.94, 161,794.01 and 63,526.91 is: 87,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,241.94 : 161,794.01 = 63,526.91 : x
  2. Step 2: Convert to fraction form
    117,241.94/161,794.01 = 63,526.91/x
  3. Step 3: Cross multiply
    117,241.94x = 161,794.01 × 63,526.91
  4. Step 4: Simplify right side
    117,241.94x = 10,278,273,511.81
  5. Step 5: Solve for x
    x = 10,278,273,511.81/117,241.94
  6. Step 6: Final answer
    x = 87,667.21

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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.