Home / 106,425.54-146,868.26-58,680.63

Finding the Fourth Proportional to 106,425.54, 146,868.26 and 58,680.63

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Solution

The fourth proportional to 106,425.54, 146,868.26 and 58,680.63 is: 80,979.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,425.54 : 146,868.26 = 58,680.63 : x
  2. Step 2: Convert to fraction form
    106,425.54/146,868.26 = 58,680.63/x
  3. Step 3: Cross multiply
    106,425.54x = 146,868.26 × 58,680.63
  4. Step 4: Simplify right side
    106,425.54x = 8,618,321,730.40
  5. Step 5: Solve for x
    x = 8,618,321,730.40/106,425.54
  6. Step 6: Final answer
    x = 80,979.83

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1.5x scale

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.