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Finding the Fourth Proportional to 48,809.58, 73,204.38 and 13,749.54

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Solution

The fourth proportional to 48,809.58, 73,204.38 and 13,749.54 is: 20,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,809.58 : 73,204.38 = 13,749.54 : x
  2. Step 2: Convert to fraction form
    48,809.58/73,204.38 = 13,749.54/x
  3. Step 3: Cross multiply
    48,809.58x = 73,204.38 × 13,749.54
  4. Step 4: Simplify right side
    48,809.58x = 1,006,526,550.99
  5. Step 5: Solve for x
    x = 1,006,526,550.99/48,809.58
  6. Step 6: Final answer
    x = 20,621.50

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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.