Home / 57,146.44-85,716.06-17,700.34

Finding the Fourth Proportional to 57,146.44, 85,716.06 and 17,700.34

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Solution

The fourth proportional to 57,146.44, 85,716.06 and 17,700.34 is: 26,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,146.44 : 85,716.06 = 17,700.34 : x
  2. Step 2: Convert to fraction form
    57,146.44/85,716.06 = 17,700.34/x
  3. Step 3: Cross multiply
    57,146.44x = 85,716.06 × 17,700.34
  4. Step 4: Simplify right side
    57,146.44x = 1,517,203,405.46
  5. Step 5: Solve for x
    x = 1,517,203,405.46/57,146.44
  6. Step 6: Final answer
    x = 26,549.39

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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.