Home / 57,449.56-86,175.42-18,005.80

Finding the Fourth Proportional to 57,449.56, 86,175.42 and 18,005.80

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Solution

The fourth proportional to 57,449.56, 86,175.42 and 18,005.80 is: 27,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,449.56 : 86,175.42 = 18,005.80 : x
  2. Step 2: Convert to fraction form
    57,449.56/86,175.42 = 18,005.80/x
  3. Step 3: Cross multiply
    57,449.56x = 86,175.42 × 18,005.80
  4. Step 4: Simplify right side
    57,449.56x = 1,551,657,377.44
  5. Step 5: Solve for x
    x = 1,551,657,377.44/57,449.56
  6. Step 6: Final answer
    x = 27,009.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.