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Finding the Fourth Proportional to 176,503.38, 264,754.66 and 76,650.63

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Solution

The fourth proportional to 176,503.38, 264,754.66 and 76,650.63 is: 114,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,503.38 : 264,754.66 = 76,650.63 : x
  2. Step 2: Convert to fraction form
    176,503.38/264,754.66 = 76,650.63/x
  3. Step 3: Cross multiply
    176,503.38x = 264,754.66 × 76,650.63
  4. Step 4: Simplify right side
    176,503.38x = 20,293,611,484.44
  5. Step 5: Solve for x
    x = 20,293,611,484.44/176,503.38
  6. Step 6: Final answer
    x = 114,975.77

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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.