Home / 40,329.92-55,512.06-29,555.84

Finding the Fourth Proportional to 40,329.92, 55,512.06 and 29,555.84

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Solution

The fourth proportional to 40,329.92, 55,512.06 and 29,555.84 is: 40,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.92 : 55,512.06 = 29,555.84 : x
  2. Step 2: Convert to fraction form
    40,329.92/55,512.06 = 29,555.84/x
  3. Step 3: Cross multiply
    40,329.92x = 55,512.06 × 29,555.84
  4. Step 4: Simplify right side
    40,329.92x = 1,640,705,563.43
  5. Step 5: Solve for x
    x = 1,640,705,563.43/40,329.92
  6. Step 6: Final answer
    x = 40,682.09

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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.