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Finding the Fourth Proportional to 63,172.76, 94,753.67 and 25,736.79

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Solution

The fourth proportional to 63,172.76, 94,753.67 and 25,736.79 is: 38,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,172.76 : 94,753.67 = 25,736.79 : x
  2. Step 2: Convert to fraction form
    63,172.76/94,753.67 = 25,736.79/x
  3. Step 3: Cross multiply
    63,172.76x = 94,753.67 × 25,736.79
  4. Step 4: Simplify right side
    63,172.76x = 2,438,655,370.86
  5. Step 5: Solve for x
    x = 2,438,655,370.86/63,172.76
  6. Step 6: Final answer
    x = 38,602.96

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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.