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Finding the Fourth Proportional to 63,103.50, 87,083.01 and 34,808.94

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Solution

The fourth proportional to 63,103.50, 87,083.01 and 34,808.94 is: 48,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,103.50 : 87,083.01 = 34,808.94 : x
  2. Step 2: Convert to fraction form
    63,103.50/87,083.01 = 34,808.94/x
  3. Step 3: Cross multiply
    63,103.50x = 87,083.01 × 34,808.94
  4. Step 4: Simplify right side
    63,103.50x = 3,031,267,270.11
  5. Step 5: Solve for x
    x = 3,031,267,270.11/63,103.50
  6. Step 6: Final answer
    x = 48,036.44

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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.