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Finding the Fourth Proportional to 176,589.20, 264,883.80 and 45,261.20

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Solution

The fourth proportional to 176,589.20, 264,883.80 and 45,261.20 is: 67,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,589.20 : 264,883.80 = 45,261.20 : x
  2. Step 2: Convert to fraction form
    176,589.20/264,883.80 = 45,261.20/x
  3. Step 3: Cross multiply
    176,589.20x = 264,883.80 × 45,261.20
  4. Step 4: Simplify right side
    176,589.20x = 11,988,957,324.14
  5. Step 5: Solve for x
    x = 11,988,957,324.14/176,589.20
  6. Step 6: Final answer
    x = 67,891.79

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1.5x scale

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.