Home / 57,143.60-85,716.48-23,863.76

Finding the Fourth Proportional to 57,143.60, 85,716.48 and 23,863.76

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Solution

The fourth proportional to 57,143.60, 85,716.48 and 23,863.76 is: 35,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,143.60 : 85,716.48 = 23,863.76 : x
  2. Step 2: Convert to fraction form
    57,143.60/85,716.48 = 23,863.76/x
  3. Step 3: Cross multiply
    57,143.60x = 85,716.48 × 23,863.76
  4. Step 4: Simplify right side
    57,143.60x = 2,045,517,506.76
  5. Step 5: Solve for x
    x = 2,045,517,506.76/57,143.60
  6. Step 6: Final answer
    x = 35,796.09

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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.