Home / 57,863.45-79,852.20-33,991.13

Finding the Fourth Proportional to 57,863.45, 79,852.20 and 33,991.13

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Solution

The fourth proportional to 57,863.45, 79,852.20 and 33,991.13 is: 46,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,863.45 : 79,852.20 = 33,991.13 : x
  2. Step 2: Convert to fraction form
    57,863.45/79,852.20 = 33,991.13/x
  3. Step 3: Cross multiply
    57,863.45x = 79,852.20 × 33,991.13
  4. Step 4: Simplify right side
    57,863.45x = 2,714,266,583.15
  5. Step 5: Solve for x
    x = 2,714,266,583.15/57,863.45
  6. Step 6: Final answer
    x = 46,908.13

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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.