Home / 57,076.64-85,601.97-21,541.73

Finding the Fourth Proportional to 57,076.64, 85,601.97 and 21,541.73

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Solution

The fourth proportional to 57,076.64, 85,601.97 and 21,541.73 is: 32,307.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,076.64 : 85,601.97 = 21,541.73 : x
  2. Step 2: Convert to fraction form
    57,076.64/85,601.97 = 21,541.73/x
  3. Step 3: Cross multiply
    57,076.64x = 85,601.97 × 21,541.73
  4. Step 4: Simplify right side
    57,076.64x = 1,844,014,097.20
  5. Step 5: Solve for x
    x = 1,844,014,097.20/57,076.64
  6. Step 6: Final answer
    x = 32,307.69

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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.