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Finding the Fourth Proportional to 48,806.96, 73,133.84 and 29,074.72

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Solution

The fourth proportional to 48,806.96, 73,133.84 and 29,074.72 is: 43,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,806.96 : 73,133.84 = 29,074.72 : x
  2. Step 2: Convert to fraction form
    48,806.96/73,133.84 = 29,074.72/x
  3. Step 3: Cross multiply
    48,806.96x = 73,133.84 × 29,074.72
  4. Step 4: Simplify right side
    48,806.96x = 2,126,345,920.52
  5. Step 5: Solve for x
    x = 2,126,345,920.52/48,806.96
  6. Step 6: Final answer
    x = 43,566.45

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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.