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Finding the Fourth Proportional to 176,494.76, 264,739.86 and 43,376.20

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Solution

The fourth proportional to 176,494.76, 264,739.86 and 43,376.20 is: 65,063.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,494.76 : 264,739.86 = 43,376.20 : x
  2. Step 2: Convert to fraction form
    176,494.76/264,739.86 = 43,376.20/x
  3. Step 3: Cross multiply
    176,494.76x = 264,739.86 × 43,376.20
  4. Step 4: Simplify right side
    176,494.76x = 11,483,409,115.33
  5. Step 5: Solve for x
    x = 11,483,409,115.33/176,494.76
  6. Step 6: Final answer
    x = 65,063.74

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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.