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Finding the Fourth Proportional to 54,592.60, 81,840.90 and 37,005.40

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Solution

The fourth proportional to 54,592.60, 81,840.90 and 37,005.40 is: 55,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,592.60 : 81,840.90 = 37,005.40 : x
  2. Step 2: Convert to fraction form
    54,592.60/81,840.90 = 37,005.40/x
  3. Step 3: Cross multiply
    54,592.60x = 81,840.90 × 37,005.40
  4. Step 4: Simplify right side
    54,592.60x = 3,028,555,240.86
  5. Step 5: Solve for x
    x = 3,028,555,240.86/54,592.60
  6. Step 6: Final answer
    x = 55,475.56

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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.