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Finding the Fourth Proportional to 60,353.56, 83,043.12 and 49,558.96

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Solution

The fourth proportional to 60,353.56, 83,043.12 and 49,558.96 is: 68,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,353.56 : 83,043.12 = 49,558.96 : x
  2. Step 2: Convert to fraction form
    60,353.56/83,043.12 = 49,558.96/x
  3. Step 3: Cross multiply
    60,353.56x = 83,043.12 × 49,558.96
  4. Step 4: Simplify right side
    60,353.56x = 4,115,530,662.36
  5. Step 5: Solve for x
    x = 4,115,530,662.36/60,353.56
  6. Step 6: Final answer
    x = 68,190.35

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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.