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Finding the Fourth Proportional to 132,196.43, 182,431.37 and 71,767.22

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Solution

The fourth proportional to 132,196.43, 182,431.37 and 71,767.22 is: 99,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,196.43 : 182,431.37 = 71,767.22 : x
  2. Step 2: Convert to fraction form
    132,196.43/182,431.37 = 71,767.22/x
  3. Step 3: Cross multiply
    132,196.43x = 182,431.37 × 71,767.22
  4. Step 4: Simplify right side
    132,196.43x = 13,092,590,994.70
  5. Step 5: Solve for x
    x = 13,092,590,994.70/132,196.43
  6. Step 6: Final answer
    x = 99,038.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.