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Finding the Fourth Proportional to 3,695.48, 5,100.63 and 2,124.48

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Solution

The fourth proportional to 3,695.48, 5,100.63 and 2,124.48 is: 2,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.48 : 5,100.63 = 2,124.48 : x
  2. Step 2: Convert to fraction form
    3,695.48/5,100.63 = 2,124.48/x
  3. Step 3: Cross multiply
    3,695.48x = 5,100.63 × 2,124.48
  4. Step 4: Simplify right side
    3,695.48x = 10,836,186.42
  5. Step 5: Solve for x
    x = 10,836,186.42/3,695.48
  6. Step 6: Final answer
    x = 2,932.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.