Home / 51,893.16-77,844.78-13,941.96

Finding the Fourth Proportional to 51,893.16, 77,844.78 and 13,941.96

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Solution

The fourth proportional to 51,893.16, 77,844.78 and 13,941.96 is: 20,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,893.16 : 77,844.78 = 13,941.96 : x
  2. Step 2: Convert to fraction form
    51,893.16/77,844.78 = 13,941.96/x
  3. Step 3: Cross multiply
    51,893.16x = 77,844.78 × 13,941.96
  4. Step 4: Simplify right side
    51,893.16x = 1,085,308,808.97
  5. Step 5: Solve for x
    x = 1,085,308,808.97/51,893.16
  6. Step 6: Final answer
    x = 20,914.29

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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.