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Finding the Fourth Proportional to 63,502.88, 87,632.15 and 34,821.99

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Solution

The fourth proportional to 63,502.88, 87,632.15 and 34,821.99 is: 48,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,502.88 : 87,632.15 = 34,821.99 : x
  2. Step 2: Convert to fraction form
    63,502.88/87,632.15 = 34,821.99/x
  3. Step 3: Cross multiply
    63,502.88x = 87,632.15 × 34,821.99
  4. Step 4: Simplify right side
    63,502.88x = 3,051,525,676.87
  5. Step 5: Solve for x
    x = 3,051,525,676.87/63,502.88
  6. Step 6: Final answer
    x = 48,053.35

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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.