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Finding the Fourth Proportional to 175,279.60, 263,035.86 and 64,471.60

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Solution

The fourth proportional to 175,279.60, 263,035.86 and 64,471.60 is: 96,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,279.60 : 263,035.86 = 64,471.60 : x
  2. Step 2: Convert to fraction form
    175,279.60/263,035.86 = 64,471.60/x
  3. Step 3: Cross multiply
    175,279.60x = 263,035.86 × 64,471.60
  4. Step 4: Simplify right side
    175,279.60x = 16,958,342,751.58
  5. Step 5: Solve for x
    x = 16,958,342,751.58/175,279.60
  6. Step 6: Final answer
    x = 96,750.24

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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.