Home / 106,422.06-146,851.20-58,672.56

Finding the Fourth Proportional to 106,422.06, 146,851.20 and 58,672.56

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Solution

The fourth proportional to 106,422.06, 146,851.20 and 58,672.56 is: 80,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,422.06 : 146,851.20 = 58,672.56 : x
  2. Step 2: Convert to fraction form
    106,422.06/146,851.20 = 58,672.56/x
  3. Step 3: Cross multiply
    106,422.06x = 146,851.20 × 58,672.56
  4. Step 4: Simplify right side
    106,422.06x = 8,616,135,843.07
  5. Step 5: Solve for x
    x = 8,616,135,843.07/106,422.06
  6. Step 6: Final answer
    x = 80,961.93

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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.