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Finding the Fourth Proportional to 110,333.80, 165,500.70 and 63,677.80

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Solution

The fourth proportional to 110,333.80, 165,500.70 and 63,677.80 is: 95,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,333.80 : 165,500.70 = 63,677.80 : x
  2. Step 2: Convert to fraction form
    110,333.80/165,500.70 = 63,677.80/x
  3. Step 3: Cross multiply
    110,333.80x = 165,500.70 × 63,677.80
  4. Step 4: Simplify right side
    110,333.80x = 10,538,720,474.46
  5. Step 5: Solve for x
    x = 10,538,720,474.46/110,333.80
  6. Step 6: Final answer
    x = 95,516.70

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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.