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Finding the Fourth Proportional to 54,469.56, 81,655.08 and 37,837.40

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Solution

The fourth proportional to 54,469.56, 81,655.08 and 37,837.40 is: 56,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.56 : 81,655.08 = 37,837.40 : x
  2. Step 2: Convert to fraction form
    54,469.56/81,655.08 = 37,837.40/x
  3. Step 3: Cross multiply
    54,469.56x = 81,655.08 × 37,837.40
  4. Step 4: Simplify right side
    54,469.56x = 3,089,615,923.99
  5. Step 5: Solve for x
    x = 3,089,615,923.99/54,469.56
  6. Step 6: Final answer
    x = 56,721.88

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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.