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Finding the Fourth Proportional to 163,593.94, 245,391.30 and 49,742.80

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Solution

The fourth proportional to 163,593.94, 245,391.30 and 49,742.80 is: 74,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,593.94 : 245,391.30 = 49,742.80 : x
  2. Step 2: Convert to fraction form
    163,593.94/245,391.30 = 49,742.80/x
  3. Step 3: Cross multiply
    163,593.94x = 245,391.30 × 49,742.80
  4. Step 4: Simplify right side
    163,593.94x = 12,206,450,357.64
  5. Step 5: Solve for x
    x = 12,206,450,357.64/163,593.94
  6. Step 6: Final answer
    x = 74,614.32

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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.