Home / 51,837.80-77,737.18-16,768.04

Finding the Fourth Proportional to 51,837.80, 77,737.18 and 16,768.04

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Solution

The fourth proportional to 51,837.80, 77,737.18 and 16,768.04 is: 25,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,837.80 : 77,737.18 = 16,768.04 : x
  2. Step 2: Convert to fraction form
    51,837.80/77,737.18 = 16,768.04/x
  3. Step 3: Cross multiply
    51,837.80x = 77,737.18 × 16,768.04
  4. Step 4: Simplify right side
    51,837.80x = 1,303,500,143.73
  5. Step 5: Solve for x
    x = 1,303,500,143.73/51,837.80
  6. Step 6: Final answer
    x = 25,145.75

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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.