Home / 106,213.32-146,588.40-68,596.92

Finding the Fourth Proportional to 106,213.32, 146,588.40 and 68,596.92

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Solution

The fourth proportional to 106,213.32, 146,588.40 and 68,596.92 is: 94,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,213.32 : 146,588.40 = 68,596.92 : x
  2. Step 2: Convert to fraction form
    106,213.32/146,588.40 = 68,596.92/x
  3. Step 3: Cross multiply
    106,213.32x = 146,588.40 × 68,596.92
  4. Step 4: Simplify right side
    106,213.32x = 10,055,512,747.73
  5. Step 5: Solve for x
    x = 10,055,512,747.73/106,213.32
  6. Step 6: Final answer
    x = 94,672.80

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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.