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Finding the Fourth Proportional to 54,998.60, 82,497.90 and 37,502.60

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Solution

The fourth proportional to 54,998.60, 82,497.90 and 37,502.60 is: 56,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,998.60 : 82,497.90 = 37,502.60 : x
  2. Step 2: Convert to fraction form
    54,998.60/82,497.90 = 37,502.60/x
  3. Step 3: Cross multiply
    54,998.60x = 82,497.90 × 37,502.60
  4. Step 4: Simplify right side
    54,998.60x = 3,093,885,744.54
  5. Step 5: Solve for x
    x = 3,093,885,744.54/54,998.60
  6. Step 6: Final answer
    x = 56,253.90

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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.