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Finding the Fourth Proportional to 57,996.88, 87,016.01 and 35,784.38

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Solution

The fourth proportional to 57,996.88, 87,016.01 and 35,784.38 is: 53,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,996.88 : 87,016.01 = 35,784.38 : x
  2. Step 2: Convert to fraction form
    57,996.88/87,016.01 = 35,784.38/x
  3. Step 3: Cross multiply
    57,996.88x = 87,016.01 × 35,784.38
  4. Step 4: Simplify right side
    57,996.88x = 3,113,814,006.54
  5. Step 5: Solve for x
    x = 3,113,814,006.54/57,996.88
  6. Step 6: Final answer
    x = 53,689.34

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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.