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Finding the Fourth Proportional to 63,581.73, 87,746.99 and 35,287.41

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Solution

The fourth proportional to 63,581.73, 87,746.99 and 35,287.41 is: 48,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,581.73 : 87,746.99 = 35,287.41 : x
  2. Step 2: Convert to fraction form
    63,581.73/87,746.99 = 35,287.41/x
  3. Step 3: Cross multiply
    63,581.73x = 87,746.99 × 35,287.41
  4. Step 4: Simplify right side
    63,581.73x = 3,096,363,835.96
  5. Step 5: Solve for x
    x = 3,096,363,835.96/63,581.73
  6. Step 6: Final answer
    x = 48,698.96

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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.