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Finding the Fourth Proportional to 173,783.27, 260,679.47 and 55,454.49

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Solution

The fourth proportional to 173,783.27, 260,679.47 and 55,454.49 is: 83,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,783.27 : 260,679.47 = 55,454.49 : x
  2. Step 2: Convert to fraction form
    173,783.27/260,679.47 = 55,454.49/x
  3. Step 3: Cross multiply
    173,783.27x = 260,679.47 × 55,454.49
  4. Step 4: Simplify right side
    173,783.27x = 14,455,847,062.32
  5. Step 5: Solve for x
    x = 14,455,847,062.32/173,783.27
  6. Step 6: Final answer
    x = 83,183.19

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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.