Home / 51,914.07-77,824.40-18,626.36

Finding the Fourth Proportional to 51,914.07, 77,824.40 and 18,626.36

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Solution

The fourth proportional to 51,914.07, 77,824.40 and 18,626.36 is: 27,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,914.07 : 77,824.40 = 18,626.36 : x
  2. Step 2: Convert to fraction form
    51,914.07/77,824.40 = 18,626.36/x
  3. Step 3: Cross multiply
    51,914.07x = 77,824.40 × 18,626.36
  4. Step 4: Simplify right side
    51,914.07x = 1,449,584,808.93
  5. Step 5: Solve for x
    x = 1,449,584,808.93/51,914.07
  6. Step 6: Final answer
    x = 27,922.77

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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.