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Finding the Fourth Proportional to 73,450.13, 101,392.19 and 49,609.10

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Solution

The fourth proportional to 73,450.13, 101,392.19 and 49,609.10 is: 68,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,450.13 : 101,392.19 = 49,609.10 : x
  2. Step 2: Convert to fraction form
    73,450.13/101,392.19 = 49,609.10/x
  3. Step 3: Cross multiply
    73,450.13x = 101,392.19 × 49,609.10
  4. Step 4: Simplify right side
    73,450.13x = 5,029,974,537.92
  5. Step 5: Solve for x
    x = 5,029,974,537.92/73,450.13
  6. Step 6: Final answer
    x = 68,481.50

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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.