Home / 57,076.55-85,618.92-17,628.56

Finding the Fourth Proportional to 57,076.55, 85,618.92 and 17,628.56

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Solution

The fourth proportional to 57,076.55, 85,618.92 and 17,628.56 is: 26,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,076.55 : 85,618.92 = 17,628.56 : x
  2. Step 2: Convert to fraction form
    57,076.55/85,618.92 = 17,628.56/x
  3. Step 3: Cross multiply
    57,076.55x = 85,618.92 × 17,628.56
  4. Step 4: Simplify right side
    57,076.55x = 1,509,338,268.36
  5. Step 5: Solve for x
    x = 1,509,338,268.36/57,076.55
  6. Step 6: Final answer
    x = 26,444.10

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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.