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Finding the Fourth Proportional to 177,423.67, 266,139.24 and 63,578.89

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Solution

The fourth proportional to 177,423.67, 266,139.24 and 63,578.89 is: 95,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,423.67 : 266,139.24 = 63,578.89 : x
  2. Step 2: Convert to fraction form
    177,423.67/266,139.24 = 63,578.89/x
  3. Step 3: Cross multiply
    177,423.67x = 266,139.24 × 63,578.89
  4. Step 4: Simplify right side
    177,423.67x = 16,920,837,558.90
  5. Step 5: Solve for x
    x = 16,920,837,558.90/177,423.67
  6. Step 6: Final answer
    x = 95,369.68

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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.