Home / 106,079.82-146,393.92-58,336.80

Finding the Fourth Proportional to 106,079.82, 146,393.92 and 58,336.80

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Solution

The fourth proportional to 106,079.82, 146,393.92 and 58,336.80 is: 80,506.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,079.82 : 146,393.92 = 58,336.80 : x
  2. Step 2: Convert to fraction form
    106,079.82/146,393.92 = 58,336.80/x
  3. Step 3: Cross multiply
    106,079.82x = 146,393.92 × 58,336.80
  4. Step 4: Simplify right side
    106,079.82x = 8,540,152,832.26
  5. Step 5: Solve for x
    x = 8,540,152,832.26/106,079.82
  6. Step 6: Final answer
    x = 80,506.86

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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.