Home / 106,427.84-146,867.56-58,680.36

Finding the Fourth Proportional to 106,427.84, 146,867.56 and 58,680.36

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Solution

The fourth proportional to 106,427.84, 146,867.56 and 58,680.36 is: 80,977.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,427.84 : 146,867.56 = 58,680.36 : x
  2. Step 2: Convert to fraction form
    106,427.84/146,867.56 = 58,680.36/x
  3. Step 3: Cross multiply
    106,427.84x = 146,867.56 × 58,680.36
  4. Step 4: Simplify right side
    106,427.84x = 8,618,241,293.12
  5. Step 5: Solve for x
    x = 8,618,241,293.12/106,427.84
  6. Step 6: Final answer
    x = 80,977.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.