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Finding the Fourth Proportional to 176,704.60, 243,858.18 and 101,267.56

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Solution

The fourth proportional to 176,704.60, 243,858.18 and 101,267.56 is: 139,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,704.60 : 243,858.18 = 101,267.56 : x
  2. Step 2: Convert to fraction form
    176,704.60/243,858.18 = 101,267.56/x
  3. Step 3: Cross multiply
    176,704.60x = 243,858.18 × 101,267.56
  4. Step 4: Simplify right side
    176,704.60x = 24,694,922,874.64
  5. Step 5: Solve for x
    x = 24,694,922,874.64/176,704.60
  6. Step 6: Final answer
    x = 139,752.58

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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.