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Finding the Fourth Proportional to 132,063.96, 198,093.96 and 53,176.17

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Solution

The fourth proportional to 132,063.96, 198,093.96 and 53,176.17 is: 79,763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,063.96 : 198,093.96 = 53,176.17 : x
  2. Step 2: Convert to fraction form
    132,063.96/198,093.96 = 53,176.17/x
  3. Step 3: Cross multiply
    132,063.96x = 198,093.96 × 53,176.17
  4. Step 4: Simplify right side
    132,063.96x = 10,533,878,092.93
  5. Step 5: Solve for x
    x = 10,533,878,092.93/132,063.96
  6. Step 6: Final answer
    x = 79,763.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.