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Finding the Fourth Proportional to 176,675.90, 264,625.05 and 156,976.70

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Solution

The fourth proportional to 176,675.90, 264,625.05 and 156,976.70 is: 235,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,675.90 : 264,625.05 = 156,976.70 : x
  2. Step 2: Convert to fraction form
    176,675.90/264,625.05 = 156,976.70/x
  3. Step 3: Cross multiply
    176,675.90x = 264,625.05 × 156,976.70
  4. Step 4: Simplify right side
    176,675.90x = 41,539,967,086.34
  5. Step 5: Solve for x
    x = 41,539,967,086.34/176,675.90
  6. Step 6: Final answer
    x = 235,119.60

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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.