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Finding the Fourth Proportional to 176,821.86, 265,230.17 and 43,702.11

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Solution

The fourth proportional to 176,821.86, 265,230.17 and 43,702.11 is: 65,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,821.86 : 265,230.17 = 43,702.11 : x
  2. Step 2: Convert to fraction form
    176,821.86/265,230.17 = 43,702.11/x
  3. Step 3: Cross multiply
    176,821.86x = 265,230.17 × 43,702.11
  4. Step 4: Simplify right side
    176,821.86x = 11,591,117,846.15
  5. Step 5: Solve for x
    x = 11,591,117,846.15/176,821.86
  6. Step 6: Final answer
    x = 65,552.52

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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.