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Finding the Fourth Proportional to 63,252.50, 87,288.30 and 34,958.12

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Solution

The fourth proportional to 63,252.50, 87,288.30 and 34,958.12 is: 48,242.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,252.50 : 87,288.30 = 34,958.12 : x
  2. Step 2: Convert to fraction form
    63,252.50/87,288.30 = 34,958.12/x
  3. Step 3: Cross multiply
    63,252.50x = 87,288.30 × 34,958.12
  4. Step 4: Simplify right side
    63,252.50x = 3,051,434,429.55
  5. Step 5: Solve for x
    x = 3,051,434,429.55/63,252.50
  6. Step 6: Final answer
    x = 48,242.12

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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.