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Finding the Fourth Proportional to 73,809.48, 101,859.32 and 41,982.96

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Solution

The fourth proportional to 73,809.48, 101,859.32 and 41,982.96 is: 57,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,809.48 : 101,859.32 = 41,982.96 : x
  2. Step 2: Convert to fraction form
    73,809.48/101,859.32 = 41,982.96/x
  3. Step 3: Cross multiply
    73,809.48x = 101,859.32 × 41,982.96
  4. Step 4: Simplify right side
    73,809.48x = 4,276,355,757.19
  5. Step 5: Solve for x
    x = 4,276,355,757.19/73,809.48
  6. Step 6: Final answer
    x = 57,937.76

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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.