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Finding the Fourth Proportional to 69,682.01, 96,201.06 and 45,877.88

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Solution

The fourth proportional to 69,682.01, 96,201.06 and 45,877.88 is: 63,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682.01 : 96,201.06 = 45,877.88 : x
  2. Step 2: Convert to fraction form
    69,682.01/96,201.06 = 45,877.88/x
  3. Step 3: Cross multiply
    69,682.01x = 96,201.06 × 45,877.88
  4. Step 4: Simplify right side
    69,682.01x = 4,413,500,205.55
  5. Step 5: Solve for x
    x = 4,413,500,205.55/69,682.01
  6. Step 6: Final answer
    x = 63,337.73

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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.