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Finding the Fourth Proportional to 60,502.56, 90,674.96 and 30,895.44

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Solution

The fourth proportional to 60,502.56, 90,674.96 and 30,895.44 is: 46,302.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,502.56 : 90,674.96 = 30,895.44 : x
  2. Step 2: Convert to fraction form
    60,502.56/90,674.96 = 30,895.44/x
  3. Step 3: Cross multiply
    60,502.56x = 90,674.96 × 30,895.44
  4. Step 4: Simplify right side
    60,502.56x = 2,801,442,786.18
  5. Step 5: Solve for x
    x = 2,801,442,786.18/60,502.56
  6. Step 6: Final answer
    x = 46,302.88

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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.