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Finding the Fourth Proportional to 176,642.44, 264,899.56 and 96,739.78

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Solution

The fourth proportional to 176,642.44, 264,899.56 and 96,739.78 is: 145,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,642.44 : 264,899.56 = 96,739.78 : x
  2. Step 2: Convert to fraction form
    176,642.44/264,899.56 = 96,739.78/x
  3. Step 3: Cross multiply
    176,642.44x = 264,899.56 × 96,739.78
  4. Step 4: Simplify right side
    176,642.44x = 25,626,325,156.50
  5. Step 5: Solve for x
    x = 25,626,325,156.50/176,642.44
  6. Step 6: Final answer
    x = 145,074.57

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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.