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Finding the Fourth Proportional to 70,797.56, 97,706.94 and 40,593.56

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Solution

The fourth proportional to 70,797.56, 97,706.94 and 40,593.56 is: 56,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,797.56 : 97,706.94 = 40,593.56 : x
  2. Step 2: Convert to fraction form
    70,797.56/97,706.94 = 40,593.56/x
  3. Step 3: Cross multiply
    70,797.56x = 97,706.94 × 40,593.56
  4. Step 4: Simplify right side
    70,797.56x = 3,966,272,531.31
  5. Step 5: Solve for x
    x = 3,966,272,531.31/70,797.56
  6. Step 6: Final answer
    x = 56,022.73

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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.