Home / 71,020.26-97,966.62-45,517.56

Finding the Fourth Proportional to 71,020.26, 97,966.62 and 45,517.56

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Solution

The fourth proportional to 71,020.26, 97,966.62 and 45,517.56 is: 62,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,020.26 : 97,966.62 = 45,517.56 : x
  2. Step 2: Convert to fraction form
    71,020.26/97,966.62 = 45,517.56/x
  3. Step 3: Cross multiply
    71,020.26x = 97,966.62 × 45,517.56
  4. Step 4: Simplify right side
    71,020.26x = 4,459,201,503.85
  5. Step 5: Solve for x
    x = 4,459,201,503.85/71,020.26
  6. Step 6: Final answer
    x = 62,787.74

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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.