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Finding the Fourth Proportional to 54,527.88, 75,242.72 and 30,324.92

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Solution

The fourth proportional to 54,527.88, 75,242.72 and 30,324.92 is: 41,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.88 : 75,242.72 = 30,324.92 : x
  2. Step 2: Convert to fraction form
    54,527.88/75,242.72 = 30,324.92/x
  3. Step 3: Cross multiply
    54,527.88x = 75,242.72 × 30,324.92
  4. Step 4: Simplify right side
    54,527.88x = 2,281,729,464.58
  5. Step 5: Solve for x
    x = 2,281,729,464.58/54,527.88
  6. Step 6: Final answer
    x = 41,845.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.