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Finding the Fourth Proportional to 202,016.11, 302,995 and 61,737.07

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Solution

The fourth proportional to 202,016.11, 302,995 and 61,737.07 is: 92,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,016.11 : 302,995 = 61,737.07 : x
  2. Step 2: Convert to fraction form
    202,016.11/302,995 = 61,737.07/x
  3. Step 3: Cross multiply
    202,016.11x = 302,995 × 61,737.07
  4. Step 4: Simplify right side
    202,016.11x = 18,706,023,524.65
  5. Step 5: Solve for x
    x = 18,706,023,524.65/202,016.11
  6. Step 6: Final answer
    x = 92,596.69

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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.