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Finding the Fourth Proportional to 176,353.50, 243,369.62 and 95,782.61

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Solution

The fourth proportional to 176,353.50, 243,369.62 and 95,782.61 is: 132,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,353.50 : 243,369.62 = 95,782.61 : x
  2. Step 2: Convert to fraction form
    176,353.50/243,369.62 = 95,782.61/x
  3. Step 3: Cross multiply
    176,353.50x = 243,369.62 × 95,782.61
  4. Step 4: Simplify right side
    176,353.50x = 23,310,575,702.55
  5. Step 5: Solve for x
    x = 23,310,575,702.55/176,353.50
  6. Step 6: Final answer
    x = 132,180.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.