Home / 54,636.90-81,940.35-34,616.34

Finding the Fourth Proportional to 54,636.90, 81,940.35 and 34,616.34

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Solution

The fourth proportional to 54,636.90, 81,940.35 and 34,616.34 is: 51,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.90 : 81,940.35 = 34,616.34 : x
  2. Step 2: Convert to fraction form
    54,636.90/81,940.35 = 34,616.34/x
  3. Step 3: Cross multiply
    54,636.90x = 81,940.35 × 34,616.34
  4. Step 4: Simplify right side
    54,636.90x = 2,836,475,015.32
  5. Step 5: Solve for x
    x = 2,836,475,015.32/54,636.90
  6. Step 6: Final answer
    x = 51,915.01

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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.