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Finding the Fourth Proportional to 73,517.88, 101,425.28 and 48,015.56

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Solution

The fourth proportional to 73,517.88, 101,425.28 and 48,015.56 is: 66,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,517.88 : 101,425.28 = 48,015.56 : x
  2. Step 2: Convert to fraction form
    73,517.88/101,425.28 = 48,015.56/x
  3. Step 3: Cross multiply
    73,517.88x = 101,425.28 × 48,015.56
  4. Step 4: Simplify right side
    73,517.88x = 4,869,991,617.36
  5. Step 5: Solve for x
    x = 4,869,991,617.36/73,517.88
  6. Step 6: Final answer
    x = 66,242.27

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1.5x scale

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.