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Finding the Fourth Proportional to 70,846.65, 97,800.82 and 50,441.94

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Solution

The fourth proportional to 70,846.65, 97,800.82 and 50,441.94 is: 69,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,846.65 : 97,800.82 = 50,441.94 : x
  2. Step 2: Convert to fraction form
    70,846.65/97,800.82 = 50,441.94/x
  3. Step 3: Cross multiply
    70,846.65x = 97,800.82 × 50,441.94
  4. Step 4: Simplify right side
    70,846.65x = 4,933,262,968.29
  5. Step 5: Solve for x
    x = 4,933,262,968.29/70,846.65
  6. Step 6: Final answer
    x = 69,632.97

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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.