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Finding the Fourth Proportional to 176,577.68, 264,860.65 and 76,737.96

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Solution

The fourth proportional to 176,577.68, 264,860.65 and 76,737.96 is: 115,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,577.68 : 264,860.65 = 76,737.96 : x
  2. Step 2: Convert to fraction form
    176,577.68/264,860.65 = 76,737.96/x
  3. Step 3: Cross multiply
    176,577.68x = 264,860.65 × 76,737.96
  4. Step 4: Simplify right side
    176,577.68x = 20,324,867,120.92
  5. Step 5: Solve for x
    x = 20,324,867,120.92/176,577.68
  6. Step 6: Final answer
    x = 115,104.40

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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.