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Finding the Fourth Proportional to 57,854.92, 79,816.23 and 37,704.46

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Solution

The fourth proportional to 57,854.92, 79,816.23 and 37,704.46 is: 52,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,854.92 : 79,816.23 = 37,704.46 : x
  2. Step 2: Convert to fraction form
    57,854.92/79,816.23 = 37,704.46/x
  3. Step 3: Cross multiply
    57,854.92x = 79,816.23 × 37,704.46
  4. Step 4: Simplify right side
    57,854.92x = 3,009,427,851.39
  5. Step 5: Solve for x
    x = 3,009,427,851.39/57,854.92
  6. Step 6: Final answer
    x = 52,016.80

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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.