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Finding the Fourth Proportional to 63,048.76, 94,586.97 and 18,678.98

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Solution

The fourth proportional to 63,048.76, 94,586.97 and 18,678.98 is: 28,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,048.76 : 94,586.97 = 18,678.98 : x
  2. Step 2: Convert to fraction form
    63,048.76/94,586.97 = 18,678.98/x
  3. Step 3: Cross multiply
    63,048.76x = 94,586.97 × 18,678.98
  4. Step 4: Simplify right side
    63,048.76x = 1,766,788,120.89
  5. Step 5: Solve for x
    x = 1,766,788,120.89/63,048.76
  6. Step 6: Final answer
    x = 28,022.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.