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Finding the Fourth Proportional to 57,988.64, 80,025.36 and 32,843.36

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Solution

The fourth proportional to 57,988.64, 80,025.36 and 32,843.36 is: 45,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,988.64 : 80,025.36 = 32,843.36 : x
  2. Step 2: Convert to fraction form
    57,988.64/80,025.36 = 32,843.36/x
  3. Step 3: Cross multiply
    57,988.64x = 80,025.36 × 32,843.36
  4. Step 4: Simplify right side
    57,988.64x = 2,628,301,707.61
  5. Step 5: Solve for x
    x = 2,628,301,707.61/57,988.64
  6. Step 6: Final answer
    x = 45,324.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.