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Finding the Fourth Proportional to 63,551.88, 87,701.40 and 35,260.20

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Solution

The fourth proportional to 63,551.88, 87,701.40 and 35,260.20 is: 48,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,551.88 : 87,701.40 = 35,260.20 : x
  2. Step 2: Convert to fraction form
    63,551.88/87,701.40 = 35,260.20/x
  3. Step 3: Cross multiply
    63,551.88x = 87,701.40 × 35,260.20
  4. Step 4: Simplify right side
    63,551.88x = 3,092,368,904.28
  5. Step 5: Solve for x
    x = 3,092,368,904.28/63,551.88
  6. Step 6: Final answer
    x = 48,658.97

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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.