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Finding the Fourth Proportional to 5,059.22, 6,981.54 and 2,963.30

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Solution

The fourth proportional to 5,059.22, 6,981.54 and 2,963.30 is: 4,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.22 : 6,981.54 = 2,963.30 : x
  2. Step 2: Convert to fraction form
    5,059.22/6,981.54 = 2,963.30/x
  3. Step 3: Cross multiply
    5,059.22x = 6,981.54 × 2,963.30
  4. Step 4: Simplify right side
    5,059.22x = 20,688,397.48
  5. Step 5: Solve for x
    x = 20,688,397.48/5,059.22
  6. Step 6: Final answer
    x = 4,089.25

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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.