Home / 57,619.02-86,428.51-13,843.02

Finding the Fourth Proportional to 57,619.02, 86,428.51 and 13,843.02

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Solution

The fourth proportional to 57,619.02, 86,428.51 and 13,843.02 is: 20,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,619.02 : 86,428.51 = 13,843.02 : x
  2. Step 2: Convert to fraction form
    57,619.02/86,428.51 = 13,843.02/x
  3. Step 3: Cross multiply
    57,619.02x = 86,428.51 × 13,843.02
  4. Step 4: Simplify right side
    57,619.02x = 1,196,431,592.50
  5. Step 5: Solve for x
    x = 1,196,431,592.50/57,619.02
  6. Step 6: Final answer
    x = 20,764.53

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Similar ratio
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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.